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Winding Temperature Relay
Product: WTR-35
- Safety device for Electrical Motor in Industry
- Trip based on overheating sense in Motor Winding
- PTC Temperature Input
- 1 Relay 1 C/O,5A, 230V AC
- Front LED indication for Fault Identification
- Size: 90 X 35 X 61.5 (H XW X D) mm
- Supply Voltage : 50-550V AC
| INPUT SPECIFICATION : | |
| Auxiliary Supply |
50 To 550V AC |
| Output contact | 1Relay 2 CO |
| contact rating(resistive) | 5 Amp 230V AC (resistive) |
| Input | PTC Thermistor |
| Setting for PTC | |
| 1. Sensor Short | 0-39 ohm |
| 2. Sensor Healthy | 40 ohm - 4K ohm |
| 3. Sensor Trip | 4.1K ohm - 5.5K ohm |
| 4. Sensor Open | 5.6K ohm & Above |
| 5. Sensor Cut in | 1.5K ohm - 1.8K ohm |
| Temperature range for Thermistor | 70°C to 180°C ( for PTC) |
| Trip time delay | Less than 1 sec. |
| Resetting | Auto / Manual(Remote) |
| Mode of operation | Fail safe / Non-fail safe |
| Indications: | |
| 1. Power on | LED |
| 2. Sensor Short | LED |
| 3. Sensor Healthy | LED |
| 4. Sensor Trip | LED |
| 5. Sensor Open | Sensor Short, Healthy & Trip LED Blink |
| Enclosure | ABS / PC ABS |
| Dimensions (mm) | 90 X 35 X 61.5 |
| Mounting | 35 mm Rail Mounting |
| Indications: | |
| 1. Power on | -5°C to +60°C |
| 2. Sensor faulty/Healthy | Up to 95% Rh |
- Transformer winding protection
- Motor winding protection
- Generator winding protection
Product Variant
| Part Code | Voltage Input | Output | Supply |
| WTR-35-E2-00 | PTC Sensor | 1R 1C/O | 50V-520V AC |
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