Immergas Victrix Pro 80 2ErP - Pump Boiler and Tank Probe Wiring Diagram; Common Flow Probe and 3-Way Boiler Wiring Diagram; Simple Cascade Boiler with D.H.W. Pump and Tank Probe Wiring Diagram

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INSTALLERUSER
MAINTENANCE TECHNICIAN
3.4 D.H.W. PUMP BOILER AND TANK PROBE WIRING DIAGRAM.
3.5 COMMON FLOW PROBE AND 3WAY BOILER WIRING DIAGRAM.
3.6 SIMPLE CASCADE BOILER WITH D.H.W. PUMP AND TANK PROBE WIRING DIAGRAM.
Key:
B1-2 -System ow probe (NTC)
B2 - Domestic hot water probe (NTC)
B4 - External probe
M2 - Plant CH pump
M3 - Domestic hot water pump
Note (probe B1-2, B2, B4):
- Connection cable diameter 3÷7 mm
- Cable section 0.5 ÷ 1.5 mm
2
1 - External relay (optional)
2 - 230 Vac 50 Hz
3 - “IT”-“IK” outlet =
230 Vac - 0,8 A Max. cosφ ≥ 0,6
4 - “C”-“D” inlet = Clean contact
Max. 230 Vac - 0,8 A Max. cosφ ≥ 0,6
Key:
B1-2 - System ow probe (NTC)
B2 - Domestic hot water probe (NTC)
B4 - External probe
M2 - Plant CH pump
M30 - 3-way valve
Note (probe B1-2, B2, B4):
- Connection cable diameter 3÷7 mm
- Cable section 0.5 ÷ 1.5 mm
2
1 - External relay (optional)
2 - 230 Vac 50 Hz
3 - “IT”-“IS"-"IK” outlet =
230 Vac - 0,8 A Max. cosφ ≥ 0,6
4 - “C”-“D” inlet = Clean contact
Max. 230 Vac - 0,8 A Max. cosφ ≥ 0,6
Key:
B1-2 - System ow probe (NTC)
B2 - Domestic hot water probe (NTC)
B4 - External probe
M2 - Plant CH pump
M3 - Domestic hot water pump
Note (Connection bus):
- Connection cable diameter 3÷7 mm
- Cable section 0.5 ÷ 1.5 mm
2
- Maximum length 3 m
Note: Probes B1-2, B2, B4 must be connected
to the MASTER boiler.
Note (probe B1-2, B2, B4):
- Connection cable diameter 3 ÷ 7 mm
- Cable section 0.5 ÷ 1.5 mm
2
1 - External relay (optional)
2 - 230 Vac 50 Hz
3 - “IT”-“IK” outlet =
230 Vac - 0,8 A Max. cosφ ≥ 0,6
4 - “C”-“D” inlet = Clean contact
Max. 230 Vac - 0,8 A Max. cosφ ≥ 0,6