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TeSys LRD thermal overload relays - 37...50 A - class 10A - LRD3357A66
LRD3357A66
€139.04 Excl. Tax
€166.85 Inc. Tax
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Supply in process – Average delivery time 4/6 weeks
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Technical informations
| Range: | TeSys |
|---|---|
| Product name: | TeSys LRD |
| Product or component type: | Differential thermal overload relay |
| Device short name: | LRD |
| Relay application: | Motor protection |
| Product compatibility: | LC1D95LC1D80 |
| Network type: | DCAC |
| Thermal overload class: | Class 10A conforming to IEC 60947-4-1 |
| Thermal protection adjustment range: | 37...50 A |
| [Ui] rated insulation voltage: | Power circuit: 1000 V conforming to IEC 60947-4-1Power circuit: 600 V conforming to CSAPower circuit: 600 V conforming to UL |
| Network frequency: | 0...400 Hz |
|---|---|
| Mounting support: | Plate, with specific accessoriesRail, with specific accessoriesUnder contactor |
| Tripping threshold: | 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 |
| Auxiliary contact composition: | 1 NO + 1 NC |
| [Ith] conventional free air thermal current: | 5 A for signalling circuit |
| Permissible current: | 0.72 A at 500 V AC-15 for signalling circuit0.06 A at 440 V DC-13 for signalling circuit |
| [Ue] rated operational voltage: | 1000 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1 |
| Associated fuse rating: | 4 A gG for signalling circuit4 A BS for signalling circuit |
| [Uimp] rated impulse withstand voltage: | IEC 60947-1 6 kV |
| Phase failure sensitivity: | Tripping current 130 % of Ir on two phase, the last one at 0 |
| Control type: | Red push-button: stopBlue push-button: reset |
| Temperature compensation: | -20...60 °C |
| Connection pitch: | 17.5 mm |
| Connections - terminals: | Control circuit: screw clamp terminals 2 cable(s) 1...2.5 mm² flexible without cable endControl circuit: screw clamp terminals 2 cable(s) 1...2.5 mm² flexible with cable endControl circuit: screw clamp terminals 2 cable(s) 1...2.5 mm² solid without cable endPower circuit: lugs-ring terminals |
| Tightening torque: | Control circuit: 1.7 N.m - on screw clamp terminalsPower circuit: 11.3 N.m - on lugs-ring terminals M10 |
| Height: | 81 mm |
| Width: | 70 mm |
| Depth: | 115 mm |
| Product weight: | 0.51 kg |
| Compatibility code: | LRD |
In short
Reference LRD3357A66
Product Name TeSys LRD thermal overload relays - 37...50 A - class 10A - LRD3357A66
Range TeSys
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