Mitsubishi Electric PMCR-50VHA-200D KIT Installation Manual page 16

4. Electrical work
4.4.4. Outputs
Name Terminal block
OUT1 TB141 1-2
OUT2 TB141 3-4
OUT3 TB141 5-6
OUT4 TB141 7-8
OUT5 TB141 9-10
OUT6 TB141 11-12
OUT7 TB141 13-14
N L N L N L
1 2 3 4 5 6 7 8
TB141
OUT1 OUT2 OUT3 OUT4
<Wiring for booster heater with a built-in direct cut-off thermostat>
Earth leakage
circuit breaker for
booster heater
Contactor or
relay for booster
heater
Direct cut-off
thermostat
Booster heater1
<Wiring for booster heater with a built-in indirect cut-off thermostat>
Earth leakage
circuit breaker for
booster heater
-6)
Contactor or relay
Earth leakage
for protecting
circuit breaker for
booster heater
immersion heater
en
Contactor or
Contactor or relay
relay for booster
for immersion
heater 1
heater
Booster heater1
Direct cut-off
thermostat
Indirect cut-off
Immersion heater
thermostat
EN-16
Item
Water circulation pump output
Booster heater 1 output
Booster heater 2 output
Immersion heater output
3-way valve output
Defrost output
Error output
N L N L N L N L
9 10 11 12 13 14
OUT5 OUT6 OUT7
Contactor or
relay for
booster heater 2
OUT2
(TB141 3-4)
Booster heater2
<Fig. 4.5.1>
Cut-off thermostat
Contactor or
relay for
booster heater 2
OUT2
OUT4
(TB141 3-4)
(TB141 7-8)
Booster heater2
Contactor or relay for protecting
<Fig. 4.5.2>
OFF ON
OFF ON 230V AC 0.5A Max. 10mA Min. (Relay)
OFF ON 230V AC 0.5A Max. 10mA Min. (Relay)
OFF ON 230V AC 0.5A Max. 10mA Min. (Relay)
OFF ON 230V AC 0.5A Max. 10mA Min. (Relay)
Heating DHW 230V AC 0.5A Max. 10mA Min. (Relay)
Normal Defrost 230V AC 0.5A Max. 10mA Min.
Normal Error 230V AC 0.5A Max. 10mA Min.
Wiring specification and field supply parts
Item
External outputs
function
Note:
1. Do not drive the pump directly, heater and valve by these output signals.
2. Connect the surge absorber according to the load at site.
Earth leakage
4.5. Wiring for heater
circuit breaker for
booster heater
<Care to be taken when connecting a booster heater(s)>
When the connected booster heater(s) has a built-in direct cut-off thermostat, per-
form wiring according to Fig. 4.5.1.
Earth leakage Contactor or
When the connected booster heater(s) has a built-in indirect cut-off thermostat,
circuit breaker for relay for booster
perform wiring according to Fig. 4.5.2.
booster heater heater
<Care to be taken when connecting an immersion heater>
OUT3
The initial setting assumes that the connected immersion heater has a built-in di-
(TB141 5-6)
Contactor or relay
rect cut-off thermostat. <Fig. 4.5.3>
for protecting
Direct cut-off
booster heater
thermostat
Booster heater1
Contactor or
relay for booster
heater 1
Booster heater1
Indirect cut-off
<Wiring for immersion heater with a built-in direct cut-off thermostat>
thermostat
Earth leakage
circuit breaker for
immersion heater
Contactor or relay
for immersion
heater
OUT3
(TB141 5-6)
Direct cut-off
thermostat
Immersion heater
Signal / Current
Name Model and specifications
External Use sheathed vinyl coated cord or cable.
outputs wire Max. 50 m
Wire type: CV, CVS or equivalent
Wire size: Stranded wire 0.5 mm² to 1.25 mm²
Solid wire: ø0.65 mm to ø1.2 mm
Contactor or
relay for
booster heater 2
OUT2
(TB141 3-4)
Cut-off thermostat
Booster heater2
Contactor or
relay for
booster heater 2
OUT2
(TB141 3-4)
Booster heater2
Contactor or relay for protecting
OUT4
(TB141 7-8)
<Fig. 4.5.3>
Max. total current
3 A
OUT3
(TB141 5-6)
OUT3
(TB141 5-6)