15
4.6.4
Electric connections, components
All electric connections are made in the electrical connection box which can be found in the front of the unit. The hatch
is removed by unscrewing four screws.
The unit must not be put into operation before all the electrical safety precautions have been read and understood. See
the enclosed wiring diagram for internal and external wiring.
All external connections to possible accessories are made to terminals inside the electrical connection box.
Danger
• Make sure that the mains to the unit is disconnected before performing any maintenance or electrical
work!
• All electrical connections must be carried out by an authorized installer and in accordance with local rules
and regulations.
Topvex SC03-11 are equipped with a built in regulator and internal wiring.
Fig. 13 Electric components
Position
Description
1
Regulator E-283 WEB
2
Transformer 230/24V AC
3
Terminals for internal and external components
4
Terminals for internal wiring
5
Terminals for mains to the unit
6
Contactor (K1)
7
Contactor (K2) On/Off Pump control water (HW units only, not present
in EL-units)
8
Automatic fuse
9
Automatic fuse for heater
10
Contactor (K3) EL heater
11
TTC El heater control
137667 | A001
Содержание Topvex SC03-11
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