CTC Union GSi 16, Руководство по установке и обслуживанию

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43 CTC GSi 16
E
L
3
A
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2
B
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2
A
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1
B
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1
A
On
RE
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RV
8.2 Checking connected sensors
If any sensor is incorrectly connected, a message will appear on the display,
e.g. “Alarm: [E030] sensor out”. If several sensors are incorrectly connected,
the different alarms are displayed on different rows.
If no alarm is displayed, the sensors are connected correctly.
8.3 Pressure/level switch
The pressure/level switch is connected to blocks G73 and G74 and then
defined under the Installer/Define system/Def Heat pump menu.
8.4 Installing a backup power supply
The DIP switch on the relay card (A2) is used to set the backup power
supply. The DIP switch is marked “RESERV” (BACKUP).
When the switch is set to ON, the step is actively operating in backup
heating mode.
Factory-set value 2.1 KW distributed across 3x400 V. Adjust the value
according to the needs and capacity of the building.
3x400 V
Relay EL3A EL2B EL2A EL1B EL1A
Factory setting ON OFF ON OFF ON
Current 5.2 (A) 10 A 2.6 A 10 A 1.3 A
Output 1.2 kW 2.3 kW. 0.6 kW. 2.3 kW. 0.3 kW.
Example for 1.2+0.6+0.3 = 2.1 kW.
(Factory-set value)
230 V 1N~
Sensor (B46) is connected to the relay card (A2) at terminal block G65–G66.
Circulation pump G46 is connected to the following terminal blocks:
Phase: brown Terminal block A:11
Zero: blue
Earth: yellow/green
Check the function by test running the pump in menu “Installer/Service/
Function test” in the control system.
8.5 Pump Diff thermostat function (G46) on/off