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LRD1521
$257.26
Main Range TeSys Product name TeSys LRD Product or component type Differential thermal overload relay Device short name LRD Relay application Motor protection Product compatibility LC1D25 LC1D18 LC1D32 Network type DC AC Thermal overload class Class 20 conforming to IEC 60947-4-1 Thermal protection adjustment range 12…18 A [Ui] rated insulation...
Main
Range | TeSys |
Product name | TeSys LRD |
Product or component type | Differential thermal overload relay |
Device short name | LRD |
Relay application | Motor protection |
Product compatibility | LC1D25 LC1D18 LC1D32 |
Network type | DC AC |
Thermal overload class | Class 20 conforming to IEC 60947-4-1 |
Thermal protection adjustment range | 12…18 A |
[Ui] rated insulation voltage | Power circuit: 600 V conforming to CSA Power circuit: 600 V conforming to UL Power circuit: 690 V conforming to IEC 60947-4-1 |
Complementary
Network frequency | 0...400 Hz |
Mounting support | Plate, with specific accessories Rail, with specific accessories Under contactor |
Tripping threshold | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
[Ith] conventional free air thermal current | 5 A for signalling circuit |
Permissible current | 1.5 A at 240 V AC-15 for signalling circuit 0.1 A at 250 V DC-13 for signalling circuit |
[Ue] rated operational voltage | 690 V AC 0...400 Hz |
[Uimp] rated impulse withstand voltage | 6 kV |
Phase failure sensitivity | Tripping current 130 % of Ir on two phase, the last one at 0 |
Control type | Red push-button: stop Blue push-button: reset |
Temperature compensation | -20…60 °C |
Connections - terminals | Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end Power circuit: screw clamp terminals 1 cable(s) 1.5…10 mm² flexible without cable end Power circuit: screw clamp terminals 1 cable(s) 1…4 mm² flexible with cable end Power circuit: screw clamp terminals 1 cable(s) 1…6 mm² solid without cable end |
Tightening torque | Control circuit: 1.7 N.m - on screw clamp terminals Power circuit: 1.85 N.m - on screw clamp terminals |
Width | 45 mm |
Depth | 92 mm |
Net weight | 0.19 kg |
Environment
Protective treatment | TH conforming to IEC 60068 |
IP degree of protection | IP20 conforming to IEC 60529 |
Ambient air temperature for operation | -20…60 °C without derating conforming to IEC 60947-4-1 |
Ambient air temperature for storage | -60…70 °C |
Fire resistance | 850 °C conforming to IEC 60695-2-1 |
Flame retardance | V1 conforming to UL 94 |
Mechanical robustness | Vibrations: 6 Gn conforming to IEC 60068-2-6 Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7 |
Dielectric strength | 6 kV at 50 Hz conforming to IEC 60255-5 |
Standards | CSA C22.2 No 14 EN 60947-4-1 EN 60947-5-1 ATEX D 94/9/CE UL 508 IEC 60947-5-1 IEC 60947-4-1 |
Product certifications | UL BV ATEX INERIS GL RINA CSA GOST LROS (Lloyds register of shipping) DNV |
Offer Sustainability
Sustainable offer status | Green Premium product |
REACh Regulation | REACh Declaration |
EU RoHS Directive | Under investigation |
Mercury free | Yes |
RoHS exemption information | Yes |
China RoHS Regulation | China RoHS declaration |
Environmental Disclosure | Product Environmental Profile |
Circularity Profile | End of Life Information |
Contractual warranty
Warranty | 18 months |