41
Message and safety connections
Terminals
Function
Explanation
F1
Heat pump control unit
fuse
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.
X3.3
X3.4
Flow limiter, well circuit.
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.
X3.6
X3.7
G
Power-OFF (factory-fitted
jumper).
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 func-
tion component 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").
■ For further information regarding power-
OFF, see chapter "Power supply".
Installation sequence
Electrical connection
(cont.)
5601 598 GB
Installation
Содержание BWT 241.A Series
Страница 18: ...18 Removing the cylinder module 3 1 5 4 2 2x Installation sequence Siting the heat pump cont 5601 598 GB...
Страница 19: ...19 6 X3 sG sH lJ aYH 7 F6 F18 8 Installation sequence Siting the heat pump cont 5601 598 GB Installation...
Страница 20: ...20 aCH 11 10 193C SLP N 224 6 9 Installation sequence Siting the heat pump cont 5601 598 GB...
Страница 21: ...21 X20 2x 16 17 2x 12 14 18 13 15 Installation sequence Siting the heat pump cont 5601 598 GB Installation...
Страница 22: ...22 4x 4x 6x 2x 22 19 21 20 Installation sequence Siting the heat pump cont 5601 598 GB...
Страница 23: ...23 4x 23 2x 26 25 24 Installation sequence Siting the heat pump cont 5601 598 GB Installation...
Страница 27: ...27 C D BB Installation sequence Siting the heat pump cont 5601 598 GB Installation...
Страница 71: ...71 Opening programming unit 2 2x 1 3 Troubleshooting Repairs cont 5601 598 GB Service...
Страница 72: ...72 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5601 598 GB...
Страница 81: ...81 0001 0005 0006 0003 0008 0009 0010 0007 0004 0002 Parts lists type BWT 400 V Casing cont 5601 598 GB Service...
Страница 105: ...105 0006 0005 0004 0001 0003 0002 0002 0003 Parts lists type BWT M 230 V Fitting set cont 5601 598 GB Service...
Страница 123: ...123 5601 598 GB...