Schneider / Telemecanique Electronic Over Current Relay
Merk : Schneider Electric
Model / Part Number : 3DM2WRDUH
Range of product : EOCR
Device short name : EOCR-3DM2
Product or component type : Protection relay
Protection type : Overload, In > OC setting Underload, In < UC setting Locked rotor for starting, In > 2…8 times OC setting Locked rotor for running, In > 1.5…5 times OC setting Sensitivity to phase loss Phase unbalance, 10…50 % Sensitivity to phase reverse Product specific application : Motor protection
Network type : AC
Network frequency : 50…60 Hz
Protection adjustment range : 0.5…60 A
Tripping threshold : 0.5…32 A (inverse and thermal) 0.5…60 A (definite)
[Us] rated supply voltage : 100…240 V AC/DC
Mounting support : Panel (35 mm DIN rail)
Contacts type and composition : 1 NC + 1 NO (OL) 1 NO (AL/UL/TO)
Short-circuit and overload protection : By 4 A gG fuse
[Ue] rated operational voltage : Power circuit : 600 V AC 50…60 Hz UL Power circuit : 690 V AC 50…60 Hz CSA Power circuit : 690 V AC 50…60 Hz IEC 60947-4-1
[Uimp] rated impulse withstand voltage : 6 kV IEC 60947-4-1
Reset : Electrical 0…1 s by interruption of power supply Manual reset Automatic reset 0.5…1200 s Time delay type : D-Time : 0…200 s O-Time : 0.2…30 s (definite) O-Time : 1…30 class (inverse and thermal) U-Time : 0.5…30 s
Display type : 7 segments LED Bar graph
Power consumption per relay : < 3 W
Connections – terminals : Control circuit : 2 cable 1…1.5 mm² – flexible – with cable end – M3 Control circuit : 2 cable 1…1.5 mm² – flexible – without cable end – M3 Control circuit : 1 cable 1…2.5 mm² – flexible – with cable end – M3 Control circuit : 1 cable 1…2.5 mm² – flexible – without cable end – M3
Tightening torque : 0.8…1.2 N.m for control circuit – cable – 4.7 mm head
Standards : IEC 60947-4-1
Product certifications : UL
IP degree of protection : IP20 IEC 60529
Ambient air temperature for operation : -20…60 °C IEC 60947-4-1
Ambient air temperature for storage : -40…85 °C
Operating altitude : 2000 m
Fire resistance : 650 °C IEC 60695-2-12 960 °C UL 94
Shock resistance : 15 gn for 11 ms IEC 60068-2-7
Vibration resistance : 4 gn on panel mounting IEC 60068-2-6 2 gn on 35 mm DIN rail IEC 60068-2-6
Dielectric strength : 2 kV at 50…60 Hz in between case and circuit IEC 60255-5 1 kV at 50…60 Hz in between contact IEC 60255-5 2 kV at 50…60 Hz in between circuit IEC 60255-5
Surge withstand : 6 kV IEC 61000-4-5
Electromagnetic compatibility : Resistance to electrostatic discharge 8 kV air, 6 kV contact IEC 61000-4-2 Resistance to radiated electromagnetic fields 10 V/m level 3 IEC 61000-4-3 Resistance to fast transient 2 kV IEC 61000-4-4 Conducted RF disturbances 10 V EN 61000-4-6 Conducted RF disturbances class A EN 55011
[Ith] conventional free air thermal current : 3 A, control circuit
Permissible current :250 V, 3 A AC
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