Stellantrieb ALPHA 4 24V *neu* Термоэлектрический привод клапана радиатора отопления. Питающее напряжение 24 V AC/DC. Индикатор состояния Открыто или Закрыто. Нормально закрытый. Съемный соединительный кабель 1м. Предназначен для управления отопительными и вентиляционными системами в комбинации с актуаторами отопления HMG 4, HMG8, HMT6 и HMT12.

Actuator for radiators, heating circuit distributors or individual heating circuits
Operating voltage 24 V AC/DC
For opening and closing of valves in the fields of heating, ventilation and air conditioning
The actuator control is by a room thermostat with two-point output or pulse-width-modulation
Inrush current max. 250 mA for max. 2 min., Operating current 75 mA
"First open function" for easy installation and heating start-up
Plug-in installation on valve adapter to suit the most common valve bottoms and heating circuit distributors
Normally closed (Valve is closed when the operating voltage is cut)
Simple snap-on mounting to a valve adapter
Valve adapter not included in delivery
100% protection against damaging drives through leaking valves
Function and adjustment checking
Installation vertical, horizontal and up-side-down possible
Up-side-down position may reduce product life through special circumstances (e.g. contaminated water)
Protection against disassembly by means of removable SaveGuard
Guaranteed overvoltage protection