62
Internal unit
N
?
L1
L2
L3
N
N
N
?
L1
L2
L3
?
L1
L2
L3
N
3/N/PE
400 V/50 Hz
A
phase asym.
1/N/PE
230 V/50 Hz
A
?
L1
L1
L1
N
N
N
phase asym.
B
N
N
A
Wiring chamber, internal unit (see
page 41)
B
Jumpers
Power supply with power-OFF
Power-OFF without on-site load disconnection
The power-OFF signal is connected
directly to the heat pump control unit.
The compressor is "forced off" when
power-OFF is enabled.
Parameter
"Output for instant. heating
water heater at power-OFF 790A"
determines whether and with what stage
an instantaneous heating water heater (if
installed) remains operational during
power-OFF.
Note
Observe the technical connection condi-
tions of the relevant power supply util-
ity.
Installation sequence
Power supply
(cont.)
5724 152 GB
Summary of Contents for AWS 104
Page 5: ...5 Certificates Declaration of conformity 119 Keyword index 120 Index Index cont 5724 152 GB...
Page 87: ...87 Opening programming unit 3 2 1 2x Troubleshooting Repairs cont 5724 152 GB Service...
Page 89: ...89 Removing separating plate 1 2 Troubleshooting Repairs cont 5724 152 GB Service...