Low Voltage Systems & Solutions
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Thermal Overload Relays - WR Series
IEC 60947-4-1
Feature
- 2 and 3 pole versions available
- Direct mounting to WESTINGHOUSE contactors with no accessory (Accessories also available for separate mounting)
- Phase loss & current unbalance sensitivity protection
- Class 10 Trip characteristics
- Selectable RESET button (auto or manual)
- Direct mounting on WCM9 - 105 contactors
- Isolated 1NO & 1NC auxiliary contacts
IEC Ratings 0.28A - 800A
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Solid-State Overload Relays - WR-E
IEC 60947-4-1
Feature
- 3-pole solid state overload relays with adjustable trip class: 10, 20 and 30
- Self-powered
- Wide adjustment range (5:1)
- Thermal memory
- Phase loss protection (less than 5 seconds)
- Phase unbalance protection (>40% between phases)
- Temperature compensated (-20 °C up to +60 °C)
- Manual or automatic reset modes
- Direct mounting on WCM9 - 105 contactors
- Separate mounting is possible with accessories 1NO + 1NC built in auxiliary contacts
IEC Ratings 0.4A to 840A
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WRL Thermal Overload Relays
IEC 60947-4-1
Feature
- 3 pole versions available
- Direct mounting to WESTINGHOUSE contactors with no accessory (Accessories also available for separate mounting)
- Phase loss & current unbalance sensitivity protection
- Class 10 Trip characteristics
- Selectable RESET button (auto or manual)
- Direct mounting on WCL9 - 110 contactor
- Isolated 1NO & 1NC auxiliary contacts
IEC Ratings 0.28A - 112A
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Datasheet
WUR2 Thermal Overload relay
IEC 60947-4-1 ,IEC 60947-5-1
Feature
Type WUR2 thermal overload relay used to AC Current 50Hz or 60Hz, Voltage up to 690V. And suitable for three-phase or single-phase motor applications. Provider class 10 protection and main functions including: Motor protection against overload and phase failure. Automatic and manual reset both included test and stop functions.
IEC Ratings 0.1A to 93A
