Electrical Duct Pre-Heater - SystemAir SAVE VTC 700 Betriebs- Und Wartungsanleitung

GB
3 Insert reheater, lead cables trough holes on the side
(pos. 1).
Secure reheater in place using previously removed 4
knobs (pos. 2).
Connect reheater power cable to a designated termi-
nal strip (pos. 3). Connect reheater brown wire to L1,
black wire to L2, white wire to L3 and blue wire to N
sockets.
Remove 230 V~ power supply cable with plug (pos. 5)
by disconnecting it from the main terminal strip (pos.
4).
Lead through 400 V cable and connect it to correct
terminals on the main terminal strip (pos. 4).
Connect reheater control wires. Connect red wire to
analog output 2 (AO2) and black wire to ground
(GND) on the main circuit board (pos. 6).
4 Connect overheat protection temperature sensor
(OHT). Connect red wire to analog input 4 (AI4) and
black wire to ground (GND) on the main circuit board
(pos. 6).
5 Place back covers of reheater and the main circuit
board and secure them with screws.
Note:
For more detailed information see a wiring diagram delivered with the unit.
Configuration
1. Go to Service menu
2. Enter password (default 1111)
3. Go to Components menu, select Heater menu and select type as Electrical. Do advanced settings if necessary.
4. Configure reheater controller. Go to Output menu. Select ANALOG tab then select ANALOG OUTPUT 2 and set output
type as Y1 Heating.
5. Configure overheat protection sensor. Go back to Input menu. Select ANALOG tab. Select the analog input to which
the overheat protection sensor is connected. Example if it is connected to AI4 on the main circuit board, then select
ANALOG INPUT 4 and select Overheat Temperature Sensor (OHT) from the input type list.
10.3.2

Electrical duct pre-heater

Electrical pre-heater can be installed in the outdoor air duct to pre-heat outdoor air before it reaches the unit and pre-
vent icing in the heat exchanger.
211467 | A004
45
Accessories |