Item
Thermal Overload Relay
Auxiliary Contact Form
1NC/1NO
Maximum Overload Relay Current Setting
80 A
Overload Protection Type
Thermal
Standards
EN/IEC 60947-4-1 || EN/IEC 60947-5-1 || UL 60947-4-1 || UL 60947-5-1 || CSA C22.2 No 60947-4-1 || CSA C22.2 No 60947-5-1
Dielectric Strength
2.2 kV 50 Hz IEC 60947-1
Control Type
Red push-button stop || Blue push-button reset
Ambient Air Temperature For Storage
-60-70°C
[Ui] Rated Insulation Voltage
power circuit 600 V CSA || power circuit 600 V UL || power circuit 690 V IEC 60947-4-1
Ip Degree Of Protection
IP20 conforming to IEC 60529
Flame Retardance
V1 conforming to UL 94
Ambient Air Temperature For Operation
-20-60°C without derating IEC 60947-4-1
Connections - Terminals
power circuit screw clamp terminals 1 4-35 mm² flexible without cable end || power circuit screw clamp terminals 1 4-35 mm² flexible with cable end || power circuit screw clamp terminals 1 4-35 mm² solid without cable end || control circuit screw clamp terminals 2 1-2.5 mm² flexible without cable end || control circuit screw clamp terminals 2 1-2.5 mm² flexible with cable end || control circuit screw clamp terminals 2 1-2.5 mm² solid without cable end
Product Or Component Type
differential thermal overload relay
Tightening Torque
control circuit 1.7 N.m screw clamp terminals || power circuit 9 N.m screw clamp terminals
Thermal Overload Class
class 20 IEC 60947-4-1
Relay Application
motor protection
Tripping Threshold
1.14 +/- 0.06 Ir IEC 60947-4-1
Mechanical Robustness
vibrations6 Gn IEC 60068-2-6 || shocks15 Gn for 11 ms IEC 60068-2-7
Network Frequency
0 to 400 Hz
Mounting Support
plate, with specific accessories || rail, with specific accessories || under contactor
Product Compatibility
LC1D95 || LC1D80
Phase Failure Sensitivity
tripping current 130 % of Ir on two phase, the last one at 0
[Uimp] Rated Impulse Withstand Voltage
6 kV
Associated Fuse Rating
4 A gG signalling circuit || 4 A BS signalling circuit
Climatic Withstand
IACS E10
Product Certifications
IEC || UL || CSA || EAC || DNV-GL || LROS (Lloyds register of shipping) || UKCA
Product Name
TeSys LRD || TeSys Deca
Temperature Compensation
-20-60°C
[Ue] Rated Operational Voltage
1000 V AC 0 to 400 Hz power circuit IEC 60947-4-1
Permissible Current
0.72 A 500 V AC-15 signalling circuit || 0.06 A 440 V DC-13 signalling circuit
[Ith] Conventional Free Air Thermal Current
5 A signalling circuit
Thermal Protection Adjustment Range
63-80 A
Minimum Overload Relay Current Setting
63 A
Maximum Voltage Rating
1000V AC
