Further information for Helios Ventilatoren EHSD 30 (5004)
Electronic temperature-controlled, semiconductor-controlled control system for EHR. With aluminum housing for wall or control cabinet mounting. Control by external sensor TFK / TFR or external control voltage 0 - 10 V DC. Heating output divided into controlled portion (max. 17 kW) and basic output portion (17 kW). 400 V 3~, I max 25 A, switching relay 230 V~, I max 2 A, contactor 400 V 3~, I max 20 A, IP 20.