SIEMENS 3UN2100-0AB4 THERMISTOR RELAY
The Siemens 3UN2100-0AB4 thermistor relay is designed for reliable temperature monitoring and motor protection in industrial applications. Operating on 24 V DC, this Type A relay offers precise thermal overload detection and switching capabilities to protect motors from overheating and damage.
Manufacturer: Siemens
Type: Thermistor Relay
Model: 3UN2100-0AB4
Type Code: A
Voltage: 24 V DC
Technical Information
- Rated Operating Current: Ie AC-1 = 6 A
- Contacts: 1 Normally Open, 1 Normally Closed
- Contacts Voltage & Current:
- AC “ 11: 5A/110V, 3A/220V, 1.5A/380V
- DC “ 11: 3A/24V








