415004 Topvex TR Installation Instructions

Topvex TR800, TR1300, TR1800, TR4000
Installation instructions
Systemair Inc.
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3.4.1 Electrical Connection Box, Components
Topvex TR800-1800 are equipped with a built in controller and internal wiring (Figure 8).
Fig. 8 Electrical components Topvex TR800-1800 EL
Position Description
1 Controller E-28 (UC)
2 Transformer 208-230/24VAC (TR24)
3 Terminals for internal and external components (TB3)
4 Terminals for internal wiring (TB2)
5 Terminals for main power voltage to the unit (TB1)
6 Contactor (K1) On/Off rotor motor
7 Contactor (K3) On/Off control of EL heater
8 Automatic fuse (AS1)
9 Automatic fuse for heater (AS2)
10 Automatic over heat protection reset (EL units) (OT1)
11 Manual over heat protection reset (EL units) (ET1)
12 TTC El heater control
13 Fuse holder F1 and F2
2
12
10
11
6
8
7
9
1
3
4 5
Table 8: Description of electrical components Topvex TR800-1800 EL
3.4.1.1 Electrical Connection Box Components for Topvex TR800-1800 EL
Note:
For pre-heater components, please refer to the “HWC-EPH Installation Instructions” manual (420353).
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