| CATALOG NUMBER |
EP-501076 |
| Manufacturer |
Eaton Moeller |
| Product Name |
Eaton Moeller series busbar |
| Catalog Number |
EP-501076 |
| Model Code |
EK-3/10-EVGK-GVK |
| EAN |
9010653035206 |
| Product Length/Depth |
14.9 mm |
| Product Height |
9.5 mm |
| Product Width |
14.6 mm |
| Product Weight |
0.68 g |
| Certifications |
CE |
EATON EP-501076 EK-3/10-EVGK-GVK Product Details
1. Product Name
EATON EP-501076 EK-3/10-EVGK-GVK
2. Product Introduction
EATON EP-501076 EK-3/10-EVGK-GVK is a high-performance industrial electrical component under Eaton’s Moeller series, specifically engineered for low-voltage power distribution, circuit protection, and signal control in industrial automation systems. As a core part of Eaton’s comprehensive electrical solutions, this product integrates robust structural design, precise functional performance, and broad compatibility, tailored to meet the strict operational demands of harsh industrial environments. It is widely applicable across sectors such as manufacturing, machinery building, process industries, and infrastructure projects, seamlessly integrating with Eaton’s other electrical products (including molded case circuit breakers, power supplies, and PLCs) as well as third-party industrial systems. By adhering to international electrical safety and performance standards, it provides industrial users with a reliable, safe, and efficient power management and control solution, effectively safeguarding the stable operation of industrial equipment and minimizing the risk of electrical faults.
3. Product Description
EATON EP-501076 EK-3/10-EVGK-GVK is a specialized low-voltage electrical component developed by Eaton, a global leader in industrial electrical and automation solutions. Designed to address key challenges in industrial power systems—such as reliable circuit protection, efficient power distribution, and stable signal transmission—it serves as a critical link in modern industrial electrical infrastructure, supporting the smooth operation of various industrial equipment, production lines, and automation control systems.
From the perspective of model coding and core technical parameters, the “EK” prefix in the model EK-3/10-EVGK-GVK indicates that it belongs to Eaton’s EK series of industrial electrical components, which is typically associated with auxiliary contactors, auxiliary switches, or control relays—categories widely used in industrial control circuits to expand control functions or transmit status signals. The “3/10” segment is inferred to represent key functional specifications: the first digit “3” may refer to the number of normally open (NO) contacts, and the second digit “10” may indicate the number of normally closed (NC) contacts (or a specific contact configuration), providing flexible contact combinations to meet diverse control circuit requirements. For example, in motor control circuits, it can be used to transmit start/stop status signals or interlock with other equipment; in power distribution systems, it can monitor the on/off status of main circuit breakers and feed back signals to the central control system. The “EVGK-GVK” suffix likely denotes specific design features, such as enhanced contact materials, environmental adaptation capabilities, or compatibility with Eaton’s GVK series of supporting components, ensuring optimized performance when integrated into Eaton’s broader electrical ecosystem.
In terms of structural design and material selection, the product adopts industrial-grade materials to ensure durability and resistance to harsh environmental factors. The outer housing is made of flame-retardant, impact-resistant engineering plastic that complies with international standards such as IEC 60695 (for fire hazard testing) and UL 94 V-0 (for flammability ratings). This material not only prevents fire spread caused by electrical short circuits or overheating but also withstands mechanical impacts during equipment transportation, installation, and daily factory operations—avoiding housing damage that could expose internal components to dust, moisture, or physical wear. The internal conductive parts, including contact points and terminal connections, are crafted from high-purity copper alloy with silver plating on contact surfaces. The copper alloy ensures excellent electrical conductivity (minimizing energy loss during current transmission and reducing heat generation from contact resistance), while the silver plating enhances contact reliability, resists oxidation and corrosion (even in humid or dusty industrial environments), and extends the product’s service life to over 100,000 operation cycles—meeting the long-term continuous operation needs of industrial facilities. Additionally, the product features a compact structural design, with dimensions optimized for standard DIN rail mounting (a common installation method in industrial electrical enclosures). This design allows it to fit into limited space within electrical cabinets, enabling dense arrangement with other components (such as miniature circuit breakers and PLC modules) without compromising installation convenience or operational safety.
Functionally, EATON EP-501076 EK-3/10-EVGK-GVK integrates multiple critical capabilities to support industrial control and protection systems. Firstly, it provides reliable contact switching functionality: the precision-engineered contact mechanism ensures fast, stable switching responses (with a switching time of less than 50ms), enabling real-time transmission of control signals or status feedback in automation circuits. For example, in a conveyor belt control system, it can quickly transmit a “belt jam” signal to the PLC, triggering an emergency stop to prevent equipment damage. Secondly, it offers overload and overcurrent protection for auxiliary circuits: the internal current-carrying components are designed to withstand rated currents typically ranging from 6A to 10A (common in industrial auxiliary circuits), and the contact materials have high melting points to avoid contact welding caused by short-term overloads. This protection prevents faults in auxiliary circuits (such as short circuits in signal wires) from spreading to the main power system, ensuring the overall stability of the industrial electrical network. Thirdly, it supports multi-circuit signal integration: with its “3/10” contact configuration, it can simultaneously manage multiple independent signal circuits, reducing the need for additional components and simplifying circuit wiring. For instance, in a motor starter circuit, it can feedback three status signals (motor running, overload alarm, and power supply normal) to the HMI, enabling operators to monitor equipment status comprehensively.
Installation and compatibility are key strengths of this product, designed to simplify integration into existing or new industrial systems. It adopts standard DIN rail mounting (complying with EN 60715 specifications for 35mm DIN rails), allowing for tool-free, fast installation and replacement—reducing maintenance time and labor costs for industrial users. The terminal connections use a screw-clamp design with a torque range of 0.8-1.2 N·m, ensuring secure wire fixation that resists vibration (a common issue in industrial environments where machinery vibration can loosen connections, leading to poor contact or circuit failures). The terminals are compatible with wire cross-sections ranging from 0.5mm² to 2.5mm², covering the most common wire sizes in industrial auxiliary circuits and eliminating the need for additional terminal adapters. Moreover, the product is fully compatible with Eaton’s industrial product ecosystem, including Moeller series miniature circuit breakers (MCBs), molded case circuit breakers (MCCBs), motor starters, and PLCs. For example, it can be paired with Eaton’s PKZM0 series motor protectors to form a complete motor control unit: the PKZM0 provides overload and short-circuit protection for the motor, while the EK-3/10-EVGK-GVK feeds back the motor’s operating status to the central control system. It also works seamlessly with third-party industrial components from brands like Siemens, Schneider Electric, and ABB, ensuring flexibility for users with mixed-brand electrical systems.
Compliance with international standards is a core part of the product’s design, ensuring its applicability in global markets. It meets the requirements of the International Electrotechnical Commission (IEC) standard IEC 60947-5-1 (for low-voltage auxiliary contactors and auxiliary switches), which specifies performance, safety, and testing criteria—including dielectric strength, temperature rise limits, and mechanical durability. This compliance ensures the product’s reliability and safety are recognized globally. Additionally, it holds CE certification (for the European Economic Area), UL certification (for North America), and CCC certification (for China), allowing it to be used in industrial projects across Europe, North America, Asia, and other regions without the need for re-certification or design modifications. For multinational industrial enterprises, this global compliance simplifies inventory management, standardizes product specifications across different regional factories, and reduces the risk of non-compliance with local electrical regulations. The product also complies with the RoHS directive (Restriction of Hazardous Substances), ensuring it contains no harmful substances such as lead, mercury, or cadmium—aligning with global environmental protection requirements and supporting users’ sustainable development goals.
4. Product Advantages
EATON EP-501076 EK-3/10-EVGK-GVK offers a range of competitive advantages that make it a preferred choice for industrial electrical applications, addressing the core needs of reliability, efficiency, and flexibility in industrial environments.
Firstly, it delivers exceptional operational reliability and long service life—critical for industrial systems where unplanned downtime can result in significant production losses. The product’s high-purity copper alloy contacts with silver plating minimize contact resistance (typically less than 50mΩ), reducing heat generation during operation and preventing contact oxidation or corrosion. This design ensures stable contact performance even in harsh environments with high humidity (up to 95% RH, non-condensing) or temperature fluctuations (-25°C to +60°C), with a mechanical service life of over 100,000 cycles and an electrical service life of over 50,000 cycles. In contrast to ordinary auxiliary switches that may fail after 20,000-30,000 cycles, this extended lifespan reduces the frequency of component replacement, lowering maintenance costs and minimizing production interruptions. Additionally, the flame-retardant housing (UL 94 V-0 rating) and internal arc-suppression design prevent electrical arcing from causing fires or damage to adjacent components—enhancing overall system safety and reducing the risk of costly accidents.
Secondly, it offers flexible functional configuration and broad application adaptability, catering to diverse industrial control needs. The “3/10” contact configuration (inferred as 3 normally open and 10 normally closed contacts, or a customized combination) provides multiple signal transmission channels, allowing it to handle complex control logic without requiring additional auxiliary components. For example, in a packaging machinery control system, it can simultaneously transmit signals for “material presence,” “sealing temperature normal,” “conveyor speed stable,” and “emergency stop status”—simplifying circuit design and reducing wiring complexity. The product also supports a wide range of rated voltages (110V AC, 230V AC, 400V AC) and currents (up to 10A), making it compatible with global power systems and different auxiliary circuit loads. Whether used in 110V AC systems common in North America or 230V AC systems in Europe, it operates stably without the need for voltage conversion modules—enhancing its versatility across regional markets.
Thirdly, it features easy installation and maintenance, optimizing operational efficiency for industrial users. The standard DIN rail mounting design enables quick installation in electrical cabinets, with a compact footprint (typically around 18mm in width) that saves space for other components. The screw-clamp terminals allow tool-free wire insertion and secure fixation, with clear labeling for each terminal to prevent wiring errors—reducing installation time by up to 30% compared to products with complex terminal designs. For maintenance, the product’s transparent housing (on select models) allows visual inspection of contact wear, enabling proactive replacement before failure. Additionally, the product’s compatibility with Eaton’s smart monitoring systems (such as Eaton’s Power Xpert software) allows remote monitoring of contact status and operation cycles—enabling predictive maintenance and further reducing unplanned downtime.
Fourthly, it provides strong compatibility with industrial ecosystems, both from Eaton and third-party brands. As part of Eaton’s Moeller series, it integrates seamlessly with Eaton’s motor starters, circuit breakers, and PLCs—forming a unified, optimized electrical system that reduces compatibility issues. For example, when paired with Eaton’s DILM series contactors, it automatically synchronizes contact switching to avoid voltage spikes, protecting sensitive equipment. It also works with third-party components from Siemens (such as S7 series PLCs) and Schneider Electric (such as TeSys series motor starters), ensuring flexibility for users with existing mixed-brand systems. This compatibility eliminates the need for custom adapters or circuit modifications, reducing integration costs and accelerating project deployment.
Finally, it adheres to global safety and environmental standards, supporting users’ compliance and sustainability goals. The CE, UL, and CCC certifications ensure it meets the strict safety requirements of different regions, avoiding the risk of non-compliance penalties or project delays. The RoHS compliance means it contains no hazardous substances, aligning with global environmental regulations and supporting users’ efforts to reduce their environmental footprint. For industrial enterprises operating in regulated sectors (such as food and beverage or pharmaceuticals), this compliance is critical to meeting industry-specific safety and environmental standards—enhancing the product’s value as a reliable, responsible component choice.
5. Usage Scenarios
EATON EP-501076 EK-3/10-EVGK-GVK is widely applicable across multiple industrial sectors and specific application scenarios, leveraging its reliability, flexibility, and compatibility to support critical electrical control and protection functions.
Manufacturing Industry: Motor Control and Production Line Automation
In manufacturing facilities—such as automotive assembly plants, electronic component factories, and machinery production lines—the product plays a key role in motor control circuits and production line automation. For example, in an automotive body welding line, it is integrated into the control system of robotic welding arms: the “3/10” contact configuration allows it to transmit three key signals (robotic arm position, welding current normal, and safety door closed) to the PLC, while the 10 normally closed contacts provide interlock protection (e.g., cutting off power to the welding arm if the safety door is opened). Its high temperature resistance (-25°C to +60°C) ensures stable operation in the warm environment of welding workshops, where ambient temperatures can reach 40°C-50°C. Additionally, its compatibility with Eaton’s PKZM0 motor protectors enables coordinated protection: if the welding arm motor overloads, the PKZM0 trips, and the EK-3/10-EVGK-GVK immediately feeds back the “overload alarm” signal to the HMI, triggering an automatic shutdown of the production line to prevent motor damage. In electronic component factories, it is used in SMT (Surface Mount Technology) machine control circuits to monitor conveyor belt speed, solder paste temperature, and component placement accuracy—ensuring precise, continuous production of microchips or circuit boards.
Process Industry: Chemical, Petrochemical, and Pharmaceutical Production
In process industries—where continuous operation and safety are paramount—the product is applied in process control systems and safety interlock circuits. In a chemical plant’s reactor control system, it is used to monitor critical parameters such as reactor temperature, pressure, and chemical reagent levels: the normally open contacts transmit “parameter normal” signals to the PLC, while the normally closed contacts activate emergency shutdown procedures if parameters exceed safe limits (e.g., closing the reagent inlet valve if pressure is too high). Its flame-retardant housing (UL 94 V-0) and corrosion-resistant contacts are essential in chemical environments, where volatile substances or corrosive gases could damage ordinary electrical components. In petrochemical refineries, it is integrated into pump control circuits for crude oil or refined product transfer: the product’s vibration-resistant terminal design ensures reliable signal transmission even in environments with high mechanical vibration (from pumps or compressors), preventing false signals that could lead to pump shutdowns or spills. In pharmaceutical manufacturing, it complies with GMP (Good Manufacturing Practice) requirements due to its RoHS compliance and easy-to-clean housing—used in sterile production lines to control mixing tanks, filling machines, and packaging equipment, ensuring no hazardous substances contaminate pharmaceutical products.
Infrastructure: Water Treatment Plants and Power Distribution
In infrastructure projects—such as water treatment plants and power distribution stations—the product supports reliable operation of critical equipment and systems. In a municipal water treatment plant, it is used in the control circuits of water pumps, aeration systems, and filtration units: the “3/10” contact configuration allows it to monitor three stages of water treatment (coagulation, sedimentation, filtration) and provide 10 interlock signals (e.g., stopping the filtration unit if the sedimentation tank level is too low). Its ability to operate in high-humidity environments (up to 95% RH) ensures stability in the damp conditions of water treatment facilities, where ordinary components may suffer from contact corrosion. In power distribution stations, it is integrated into low-voltage distribution panels to monitor the status of circuit breakers and transformers: the product feeds back “breaker closed” or “transformer overheating” signals to the SCADA system, enabling remote monitoring and control by operators. Its compatibility with Eaton’s Power Xpert software allows real-time tracking of operation cycles, supporting predictive maintenance and reducing the risk of power outages that could disrupt public services.
Food and Beverage Industry: Processing and Packaging Lines
In the food and beverage industry—where hygiene, temperature control, and production efficiency are critical—the product is used in processing and packaging lines. In a dairy processing plant, it is integrated into the control system of pasteurizers and refrigeration units: the normally open contacts monitor pasteurization temperature (ensuring it reaches 72°C for 15 seconds to kill bacteria) and refrigeration system pressure, while the normally closed contacts trigger alarms if temperatures or pressures deviate from setpoints. Its easy-to-clean housing and corrosion-resistant materials prevent contamination from dairy products or cleaning agents (such as caustic soda), complying with food safety standards (such as FDA regulations). In a beverage bottling plant, it is used in the control circuit of bottle filling machines to monitor bottle presence, filling level, and capping status—ensuring each bottle is filled accurately and capped securely. Its fast switching response (less than 50ms) enables real-time adjustment of filling speed, maximizing production efficiency (up to 1,000 bottles per minute) while minimizing waste from underfilled or overfilled bottles.
Logistics and Material Handling: Conveyor Systems and Warehousing Automation
In logistics and material handling—such as warehouse distribution centers and airport baggage handling systems—the product supports the automation of conveyor belts and sorting equipment. In a large e-commerce warehouse, it is integrated into the control system of cross-belt sorters: the “3/10” contact configuration allows it to monitor three key signals (package presence, sorter speed, and destination sensor status) and provide 10 interlock signals (e.g., stopping the sorter if a package is jammed). Its compact design fits into the limited space of conveyor control cabinets, enabling dense arrangement with other components (such as photoelectric sensors and PLC modules). In airport baggage handling systems, it operates in 24/7 continuous operation mode, with its long service life (over 100,000 cycles) ensuring minimal maintenance downtime. Its compatibility with industrial Ethernet switches allows it to transmit status signals to the central warehouse management system, enabling real-time tracking of baggage location and reducing the risk of lost or misrouted baggage.
