Select the socket for the relay and wiring method
USE sockets provide the wiring interface and retaining clip for URE plug-in relays. Select a one-changeover or two-changeover socket to match the relay configuration, then choose screw or push-in terminals. The socket and relay are separate items; the complete circuit must remain within the ratings of both.
| Socket model | Relay configuration | Matching relay family | Connection |
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| USE-1E | 1 changeover contact (1CO) | URE1 | Screw |
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| USE-2E | 2 changeover contacts (2CO) | URE2 | Screw |
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| USE-1P | 1 changeover contact (1CO) | URE1 | Push-in |
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| USE-2P | 2 changeover contacts (2CO) | URE2 | Push-in |
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Model-specific electrical and wiring data
| Model | Socket current rating | Socket voltage rating | Conductor cross-section | Screw torque |
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| USE-1E | 10A | 300VAC | 0.5-2.5mm² | 1.0N·m |
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| USE-2E | 10A | 300VAC | 0.5-2.5mm² | 1.0N·m |
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| USE-1P | 16A | 300VAC | 0.25-2.5mm² | Not applicable |
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| USE-2P | 10A | 300VAC | 0.25-2.5mm² | Not applicable |
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These are socket ratings. They do not define the switching capacity, coil voltage or load type of a fitted relay.
Insulation withstand levels
| Test boundary | Withstand voltage | Test duration |
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| Coil circuit to contact circuit | 4000V | Not specified |
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| Between contact circuits | 2500V | Not specified |
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Environment and weight
| Model | Ambient temperature | Weight |
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| USE-1E | -40°C to +85°C | 28g |
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| USE-2E | -40°C to +85°C | 31g |
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| USE-1P | -40°C to +85°C | 46g |
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| USE-2P | -40°C to +85°C | 48g |
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