Toshiba A90-0132, Service Manual

Page: 13 / 176

13
Parts specifications
Outdoor units
COMPRESSOR MODEL
MM-A0280HT MM-A0224HT MM-A0280HX MM-A0224HX MM-A0160HX
MM-A0280CT MM-A0224CT MM-A0280CX MM-A0224CX MM-A0160CX
Model name MG1450CW-21B YG1800CW-B1 YG1700CW-B1 YG890C-B1
Motor type 3-phase induction motor
Power supply 380-415 V, 3 ph, 50 Hz
Output (kW) 7.5 7.5 7.5 6.0 4.1
Pole (P) 2/2 (INV./Fixed) 2/2 (Fixed/Fixed) 2
Coil resistance ( Ω ) 1.18/2.25 (INV./Fixed) 2.25/2.25 (Fixed/Fixed ) 2.250
Comp. oil name NISSEKI RB74AF VG 74
Amount of oil (ml) 7500 7500 7500 7500 2000
Inner overload relay Opens: 115±5°C Closes: 93±10°C
4-WAY VALVE MODEL
MM-A0280HT MM-A0224HT MM-A0280HX MM-A0224HX MM-A0160HX
Model name CHV-0712 CHV-0712 CHV-0712 CHV-0712 CHV-0401
Coil specification AC240V AC240V AC240V AC240V AC240V
MM-A0280HT, MM-A0224HT, MM-A0280HX, MM-A0224HX, MM-A0160HX
MM-A0280CT, MM-A0224CT, MM-A0280CX, MM-A0224CX, MM-A0160CX
PARTS NAME SPECIFICATION
Fan motor Model name STF-200-350A
Motor type 1-phase induction motor
Power supply AC 220 – 240 V. 1 phase, 50 Hz
Output (W) 400
Current (A) 4.81-5.89
Pole (P) 6
High pressure switch Model name INV = ACB-JB128 FIX = ACB-JA64
Operating pressure (mPa) Operation: 3.2 Reset: 2.55
High pressure sensor Model name 150NH4-H
Operating conditions (mPa) 0-3.33
Low pressure sensor Model name 150NH4-L
Operating conditions (mPa) 0-0.98
Compressor case heater (fixed-speed only) AC 240 V – 74 W
Accumulator case heater AC 240 V – 29 W
Discharge temperature sensor 18.1 k Ω at 50 °C – 3.35 k Ω at 100 °C
Suction temperature sensor 34.6 k Ω at 0 °C – 10.0 k Ω at 25 °C – 3.4 k Ω at 50 °C
Pulse modulating valve (heat pump unit only) L12A-03, DC 12 V
Pulse modulating valve (for cooling bypass) A12A-15, DC 12 V
2-way valve NEV-603DXF, coil 240 V
2-way valve NEV-202DXF, coil 240 V
4