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Technical data
Operating voltage: 230 V~, +10/–15 %
Frequency: 50 Hz
Power consumption: typically 2.7 VA
Standby: typically 1.1 W
Switch load: Relay: 5 x max. 2 (1) A 230 V~
(burner, mixer open, mixer closed,
domestic hot water pump, domestic
hot water return pump)
Relay: 2 x 1 A (1 A)
230 V ~
(Heat pump 1, Heat pump 2)
SELV power circuits: – Sensor inputs
– OT (communication interface)
– USB (data communications
interface)
Contact material: AgNi
Contact: 7 x simple working contact
(normally open)
Permissible ambient
temperature: 0 °C to +50 °C
Contact position for power reserve: permanently to Off
Protection class: II in accordance with EN 60730-1
subject to designated installation
Protection rating: IP 20 in accordance with EN 60529;
IP 65 for remote sensor
GB
Mode of operation: Type 1 B in accordance with
EN 60730-1
Pollution degree: 2
Rated impulse withstand voltage: 4 kV
A detailed manual can be found at
www.theben.de
19


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Theben RAMSES 856 top2 OT Usermanual and installation guide - German - 20 pages

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Theben RAMSES 856 top2 OT Usermanual and installation guide - French - 20 pages


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