Mitsubishi Electric CITY MULTI PVFY-P12NAMU-E Technical & Service Manual page 27

[ VII Microprocessor Control ]
To extend this length, use sheathed 2-core cable.
Control cable type: CVV, CVS, CPEV or equivalent.
2
Cable size: 0.5 mm ~ 1.25 mm
Don't extend the cable more than 10 meters (32ft)
Recommended circuit
Wiring diagram
(4) Wiring restrictions
Keep the length of the cable connecting to the circuit board of the indoor unit shorter than 10 meters (32ft).
Longer than 10 meters (32ft) could cause improper operation.
Use a transit relay when extending wiring such as remote wiring.
HWE1405A
2
(16 to 22 AWG)
R
1-phase power
S
supply
208V, 230V/60Hz
R
S
Control board
CN24-1 or CN24-2
H1
FS1
FS2
88H
H2
FS1
FS2
88H
26H
88H
- 20 -
FS1, 2 ----- Thermal fuse
H1, H2 ----- Heater
26H --------- Overheat protection
thermostat
88H --------- Electromagnetic contactor
GB