Motor / Pump Protection Relays
S2 WTR1
Sensing motor winding temperature through PTC Thermistors.
Winding overheating, sensor short, sensor open faults.
Suitable for single, triple or 6/9/12 PTC’s failsafe/Non fail safe
Technical Data
- Auxillary 12/24V DC/100-120/220-240V AC, 50Hz(60 Hz)±10%
Supply Voltage
- Output Contacts2 CO
Output Contacts
- Thermistor Sensor Healthy40 Ω to 4K Ω
- Thermistor Sensor Trip4.1K Ω - 5.5K Ω
- Thermistor Sensor Open5.6K Ω above
- Thermistor Sensor Short0 - 39 Ω
Trip Setting
- Trip time delayLess than 1 Sec (Fixed)
Trip time delay
- ResettingBelow 1.51 K
Resetting
- Overload(L x W x D)90 x 35 x 60
- Mounting (L x W)35 mm Rail Mounting
Dimensions (mm)
- Weight150 gms.
Weight
- Resetting ModeAuto / Manual
Resetting Mode
- Wherever not specified Contact Rating: 5A @ 230 V AC (resistive)
