Schneider Electric, Electronic overcurrent relay - 0.5-6A - 220 V AC
Product or component type: Protection relay
Product specific application: Overcurrent protection
Network frequency: 50...60 Hz
What are Electrical Protection Devices?
Electrical protection devices are crucial components used to safeguard electrical circuits, systems, and equipment from damage caused by faults or abnormal conditions. These devices, such as circuit breakers, fuses, and relays, are designed to detect overloads, short circuits, and other electrical irregularities. By quickly interrupting the circuit, they prevent further damage, fire hazards, and system failures, ensuring safe and reliable electrical operation.
How Electrical Protection Devices Work?
Electrical protection devices operate by constantly monitoring the electrical flow within circuits. If a fault, like an overload or short circuit, occurs, these devices detect the abnormal current or voltage. Upon detection, they rapidly disconnect the affected circuit, preventing potential damage to electrical components. This automatic disconnection ensures the protection of wiring, equipment, and devices, preserving the integrity of the overall electrical system and maintaining safety.
The Schneider Electric EOCRSS-30S Electronic Overcurrent Relay is a high-performance device designed for precision overcurrent protection in electrical systems. With a rated current of 330A and a voltage rating of 220V AC, this electronic relay ensures the safety and reliability of your equipment by detecting overcurrent conditions and responding rapidly.
Key Features:
Overcurrent Protection: The EOCRSS-30S provides advanced overcurrent protection, safeguarding your electrical systems from potential damage due to excessive currents.
High Current Rating: With a rated current of 330A, it is suitable for a wide range of industrial applications.
Voltage Compatibility: This relay operates on a voltage of 220V AC, ensuring compatibility with common electrical systems.
Fast Response: The relay responds quickly to overcurrent conditions, minimizing potential damage and downtime.
Product Specifications:
Rated Current: 330A
Voltage Rating: 220V AC
Ensure the safety and reliability of your electrical systems with the Schneider Electric EOCRSS-30S Electronic Overcurrent Relay.
| Specifications | |
Main | |
| Range of product | EOCR |
| device short name | EOCR-3D420 |
| Product or component type | Protection relay |
| Protection type | Overload, In > OC setting |
| Sensitivity to phase loss | |
| Sensitivity to phase reverse | |
| Locked rotor, In > 3 times OC setting | |
| Phase unbalance, 50 % | |
| Product specific application | Overcurrent protection |
| Analogue output range | 4...20 mA |
| Network type | AC |
| Network frequency | 50...60 Hz |
| protection ajustment range | 0.5…10 A |
| Tripping threshold | 0.5...6 A |
| Complementary | |
| [Us] rated supply voltage | 220 V AC |
| Mounting support | 35 mm DIN rail |
| Panel | |
| Contacts type and composition | 1 NO + 1 NC (OL) |
| Short-circuit and overload protection | By 4 A gG fuse |
| [Ue] rated operational voltage | 600 V AC 50...60 Hz for power circuit conforming to UL |
| 690 V AC 50...60 Hz for power circuit conforming to CSA | |
| 690 V AC 50...60 Hz for power circuit conforming to IEC 60947-4-1 | |
| [Uimp] rated impulse withstand voltage | 6 kV conforming to IEC 60947-4-1 |
| Reset | Manual reset |
| Electrical 0…1 s by interruption of power supply | |
| Time delay type | O-Time: 0.3, 1...30 s, off (definite) |
| D-Time: 1...120 s, off (definite) | |
| O-Time: 1...30 class (inverse) | |
| D-Time: 0...120 s (inverse) | |
| Display type | 7 segments LED |
| power consumption per relay | 3 W |
| Connections - terminals | Control circuit: cable 2 x 1…1.5 mm²flexible with cable end - M3 |
| Control circuit: cable 2 x 1…1.5 mm²flexible without cable end - M3 | |
| Control circuit: cable 1 x 1…2.5 mm²flexible with cable end - M3 | |
| Control circuit: cable 1 x 1…2.5 mm²flexible without cable end - M3 | |
| Tightening torque | Control circuit: 0.8...1.2 N.m on cable, 4.7 mm |
| height | 71 mm |
| Width | 70 mm |
| Depth | 68 mm |
| Net weight | 0.325 kg |
| Environment | |
| standards | IEC 60947-4-1 |
| IP degree of protection | IP20 conforming to IEC 60529 |
| Ambient air temperature for operation | -20…60 °C conforming to IEC 60947-4-1 |
| Ambient air temperature for storage | -30…80 °C |
| Operating altitude | 2000 m |
| Fire resistance | 650 °C conforming to IEC 60695-2-12 |
| 960 °C conforming to UL 94 | |
| Shock resistance | 15 gn for 11 ms conforming to IEC 60068-2-7 |
| Vibration resistance | 4 gn on panel mounting conforming to IEC 60068-2-6 |
| 2 gn on 35 mm DIN rail conforming to IEC 60068-2-6 | |
| Dielectric strength | 2 kV 50...60 Hz in between case and circuit conforming to IEC 60255-5 |
| 1 kV 50...60 Hz in between contact conforming to IEC 60255-5 | |
| 2 kV 50...60 Hz in between circuit conforming to IEC 60255-5 | |
| Surge withstand | 6 kV conforming to IEC 61000-4-5 |
| Electromagnetic compatibility | Resistance to radiated electromagnetic fields: 10 V/m level 3 conforming to IEC 61000-4-3 |
| Resistance to electrostatic discharge: 8 kV air, 6 kV contact conforming to IEC 61000-4-2 | |
| Resistance to fast transient: 2 kV conforming to IEC 61000-4-4 | |
| Conducted RF disturbances: 10 V conforming to EN 61000-4-6 | |
| Conducted RF disturbances: class A conforming to EN 55011 | |
| [Ith] conventional free air thermal current | 5 A for control circuit |
| Permissible current | 250 V, 5 A AC |
| Weight | 0.325000 |
|---|---|
| Brand | Schneider Electric |
| Model | EOCRSS-30S |
| Depth [cm] | 6.8 |
| Width [cm] | 7 |
| Height [cm] | 7.1 |
| Range | EOCR |
| Family | PPCTR |
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