2 Introduction
The GebTherm 12 thermostatic housing is connected to an accumulator's electrical resistor and can be used to adjust the water temperature in the accumulator.
Adjustment range | 0–90 °C |
Hysteresis | 8 °C |
Overheat protector | 95 °C |
Certifications | EN60335-1, CE, LVD, RoHS, 400 V AC, In=20 A, 50 Hz, IP 20, EN60335-2-9 |
Maximum permitted ambient temperature | +30 °C |
Suitable for use with resistors of up to 12 kW. Max. 20 A. |
Figure 1. GebTherm 12 thermostat housing

1 | Resistor mounting plate | 8 | Sealing ring |
2 | Contactor | 9 | Overheat protector |
3 | DIN rail | 10 | Capillary thermostat |
4 | Terminal block UT 10 | 11 | Bracket |
5 | Cable feedthrough sleeve | 12 | Control knob |
6 | Cable feedthrough sleeve fixing nut | 13 | Acknowledgment of overheat protection |
7 | Suggested feedthrough location for status data cables |