Steering for ventilator and central heating and utility water pump TECH ST-81
Regular price:
€211.90
The promotion runs until 24 July 2026
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Description
ST–81 temperature regulator is intended for charging CH boilers. It controls the water circulation pump, hot usable water pump and the fan. Four optional modes of the pumps' operation: house heating, boiler priority, parallel pumps, summer mode. The controller's casing is adjusted to be assembled in the boiler's installation.
Functions performed by the controller:
- control of the fan, CH pump and HCW pump
- the possibility of connecting room regulator
Equipment of controller:
- LCD display
- CH temperature sensor and HCW sensor
- has temperature protection (thermal overload relay)
- panel casing for installation of the boiler, made of high quality materials resistant to high and low temperatures
- the possibility of installation on the boiler in OM-01 casing
Technical data
| Power supply | 230V / 50Hz |
| Max. power consumption | 5 W |
| Ambient temperature | 5 - 50 °C |
| Accuracy of measurement | 1 °C |
| Thermal resistance of the sensors | -25 - 90 °C |
| Fuse-link | 2 x 3.15 A |
| Range of temperature settings | 0 - 85 °C |
Shipping costs
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