Fig. 11 Electric components
Position
description
1
Regulator E-28
2
Transformer 230/24V AC
3
Terminals for internal and external
components
4
Terminals for internal wiring
5
Terminals for mains supply to the unit
6
Contactor (K2) On/Off Pump control water
(HW units only, not used in EL-units)
7
Automatic fuse
8
Automatic fuse for EL heater
9
Contactor (K3) for control of EL heater
10
Thermostat (EL units)
11
Manual over heat protection reset (EL
units)
Topvex SR 09, 11, TR 09-15
Installation instructions
207577
15
Systemair AB