Schneider LR2K0307 Differential Thermal Overload Relay 1.2 – 1.8 A - LR2K0307
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Schneider LR2K0307 Differential Thermal Overload Relay 1.2 – 1.8 A Class 10
Schneider LR2K0307 Differential Thermal Overload Relay Main Specifictaion
- TeSys range
- TeSys LRK product name
- LR2K device short name
- Electronic thermal overload relay product type
- Motor protection relay application
- Product compatibility:
- DC & AC network type
- Class 10 A thermal overload class conforming to IEC 60947-4
- 1.2 – 1.8 Ampere thermal protection adjustment range
- Rated insulation voltagePower circuit:
- 690 V conforming to BS 4941
- 690 V conforming to IEC 60947
- 750 V conforming to VDE 0110 group C
- 600 V conforming to CSA C22.2 No 14
Complementary
- Network frequency <= 400 Hz
- Mounting support:
- Under contactor
- Plate, with specific accessories
- Rail, with specific accessories
- 1 NO + 1 NC contacts type and composition
- 6 Ampere conventional free air thermal current for control circuit
- Rated operational voltage:
- <= 690 V for power circuit
- 690 V AC AC-15 for signalling circuit
- 250 V DC DC-13 for signalling circuit
- Associated fuse rating:
- 6 A gG for signalling circuit conforming to VDE 0660
- 6 A gG for signalling circuit conforming to IEC 60947
- Power circuit rated insulation voltage: 1000 V AC conforming to IEC 60947-4
- 6 kV rated impulse withstand voltage conforming to IEC 60947-1
- 2 W power dissipation per pole
- Phase failure sensitivity conforming to IEC 60947-4-1
- Trip indicator (yellow) local signalling
- Control type:
- Red push-button: trip test function
- Blue push-button: stop and manual reset
- selector switch: manual or automatic reset
- Screw clamp terminals:
- 1 cable 1.5…4 mm²solid
- 2 cables 1.5…4 mm²solid
- 1 cable 0.75…4 mm²flexible without cable end
- 2 cables 0.75…4 mm²flexible without cable end
- 1 cable 0.34…2.5 mm²flexible with cable end
- 2 cables 0.34…1.5 mm²flexible with cable end
- Tightening torque 1.3 N.m – on screw clamp terminals with screwdriver:
- Philips No 2
- Flat Ø 6 mm
- Pozidriv No 2
Environment
- Standards:
- VDE 0660
- IEC 60947
- NF C 63-650
- BS 4941
- Product certifications:
- Protective treatment:
- TC conforming to IEC 60068
- TC conforming to DIN 50016
- IP2x conforming to IEC 60529
- Ambient air temperature:
- -20…55 °C without derating conforming to IEC 60947
- -30…60 °C with derating conforming to IEC 60947
- -40…85 °C ambient air temperature for storage
- 2000 m without derating operating altitude
- 850 °C fire resistance conforming to IEC 60695-2-1
- Flame retardance:
- V1 conforming to UL 94
- Requirement 2 conforming to NF F 16-101
- Requirement 2 conforming to NF F 16-102
- Mechanical robustness:
- Shocks NO contact: 10 Gn for 11 ms conforming to IEC 60068-2-27
- Shocks NC contact: 10 Gn for 11 ms conforming to IEC 60068-2-27
- Vibrations NO contact: 2 Gn, 5…300 Hz conforming to IEC 60068-2-6
- Vibrations NC contact: 2 Gn, 5…300 Hz conforming to IEC 60068-2-6
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