Wago 857 Series Interface Relay, DIN Rail Mount, 24V dc Coil, 1-Pole
- RS Stock No.:
- 135-7375
- Mfr. Part No.:
- 857-304
- Brand:
- Wago
541 In stock - FREE next working day delivery available
45 available from Europe for delivery within 1 working day(s).
Added
Price Each
£12.58
(exc. VAT)
£15.10
(inc. VAT)
| Units | Per unit |
| 1 + | £12.58 |
- RS Stock No.:
- 135-7375
- Mfr. Part No.:
- 857-304
- Brand:
- Wago
Technical Reference
Legislation and Compliance
- COO (Country of Origin):
- CN
Product Details
Wago Interface Relay, 94mm Height, Push-In Cage Clamp Terminals - 857 Series - 857-304
This Wago interface relay offers a dependable way to connect your PLC or control system with an external device. It's designed for mounting on a DIN rail, making installation a breeze. A yellow LED indicator provides visual status feedback for troubleshooting in a flash. Push-in cage clamp terminals let you connect your wires securely. To accommodate different industrial load requirements, this versatile piece of kit allows smooth switching between positions.
Features & Benefits
• Broad operating temperature range between -40°C and +60°C for use in extreme conditions
• IP20 rating means it's finger-safe and protected against tools and wires larger than 12mm
• IP20 rating means it's finger-safe and protected against tools and wires larger than 12mm
Applications
• Industrial automation
• Control systems
• Lighting networks
• Control systems
• Lighting networks
What's the purpose of an interface relay?
An interface relay electrically isolates sensitive control circuits from higher-power loads. It enables a low-power signal from the PLC or control system to switch higher currents and voltages required for industrial devices.
How long will the relay last?
This product has a lifespan of 50,000 electrical operations and five million mechanical operations, giving you long-term performance.
Specifications
Attribute | Value |
|---|---|
| Coil Voltage | 24V dc |
| Mounting Type | DIN Rail |
| Number of Poles | 1 |
| Terminal Type | Plug In |
| Switching Voltage | 250V ac |
| Depth | 81mm |
| Height | 94mm |
| Length | 6mm |
| Series | 857 |
| Contact Material | Silver Nickel |
| Maximum Operating Temperature | +60°C |
| Standards Met | 857-304:GL, ANSI/ISA 12.12.01, EN 60664-1, EN 61140, EN 61810-1, UL 508 |
| Special Features | Integrated Yellow LED |
| Accessory Type | Relay Socket |
| Operating Temperature Range | -40 → +60°C |
| Dimensions | 6 x 81 x 94mm |
| Life | 50000 (Electrical) operations, 5000000 (Mechanical) operations |
| Minimum Operating Temperature | -40°C |
| Relay Switching Classification | Miniature Relay |
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