48
Luster terminals
Set the required parameters during com-
missioning; see from page 74.
Message and safety connections
Terminals
Function
Explanation
F1
Fuse, heat pump control
unit
6.3 A (slow)
X3.1
Phase switched
Via control unit ON/OFF switch
Note
Observe the total load (1000 W) of all con-
nected components.
X3.6
X3.7
G
Power-OFF (jumper fitted
at the factory)
Floating contact required:
■ Closed: Heat pump in operation
■ Open: Heat pump shut down
■ Breaking capacity 230 V, 0.15 A
Connect on site; remove jumper when con-
necting.
Note
■ No parameters need to be set.
■ The compressor is "forced" off as soon
as the contact opens.
■ The supply voltage to the relevant com-
ponents (subject to power supply utility)
is switched off by the power-OFF contact
signal.
■ For the instantaneous heating water
heater, the stages to be switched off can
be selected (parameter "Output for
instant. heating water heater at
power-OFF 790A").
■ The heat pump control unit power supply
(3 x 1.5 mm
2
) and the cable for the
power-OFF signal can be combined in a
5-core cable.
■ For further information regarding power-
OFF, see chapter "Power supply".
Installation sequence
Electrical connections
(cont.)
5601 429 GB
Содержание 7424689
Страница 83: ...83 Opening the programming unit 1 3 2 2x Troubleshooting Repairs 5601 429 GB Service ...
Страница 84: ...84 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5601 429 GB ...
Страница 85: ...85 Placing the control panel in its service position 4x 2 3 1 Troubleshooting Repairs cont 5601 429 GB Service ...
Страница 86: ...86 Removing the separating plate 1 2 Troubleshooting Repairs cont 5601 429 GB ...