• Sub Engine Bus Air Conditioner KTM-32
  • Sub Engine Bus Air Conditioner KTM-32
  • Sub Engine Bus Air Conditioner KTM-32
Sub Engine Bus Air Conditioner KTM-32
Cooling Capacity 33 Kw,112,600 BTU
Heating Capacity  Optional
Fresh Air 1750 m3/h
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KTM-32 sub engine air conditioner is designed for 10-14M City Bus, Coach and TATA Bus and Shuttle Bus with smaller engine, working well under ambient temperature 55 ℃-60℃). the compressor and alternator is powered by sub engine.

Independent engine driven, stable power supply, not interfered by the main engine, ensure both quality of cooling and driving; Specially designed water tank for extreme temperature up to 60 degree in Saudi Arabia, Qatar, UAE;
High quality sub engine ensures low noise, less fuel consumption and match large displacement compressor with strong cooling output; Perfect multi-protection function for voltage, coil temperature, system pressure, temperature of engine and oil pressure;
Humanization rear start design and easy for operation; Automatically indicate A/C working time and error code, to protect system easily;

technical data

Max. Cooling Capacity 35 Kw 119,400 BTU
Cooling Capacity 33 Kw 112,600 BTU
Heating Capacity Optional
Fresh Air 1750 m3/h
Refrigerant R134a/13.5 kg
Sub-engine Model ISUZU or JMC (JE493G3-242A)
No. of cylinder / bore / stroke 4 / 93 / 102
Type Inline, water-cooled, 4 stroke, direct injection
Displacement 2.771 L
Max. Power / rpm 57KW / 3600
Max. Torque 172 N.m / 2000 rpm
Minimum Revolving Speed 750±20 (No-load)
Maximum Revolving Speed 4200 (No-load)
Fuel Consumption 236g/kWh (Full-load)
Emission Standard CHINA II
Compressor Model Bock FKX40 or Bitzer 4NFCY
Displacement 650cc
Oil Type FUCHS Reniso Triton SE55
Evaporator Type Hydrophilic aluminum foil with internal ridge copper tube
Air Flow 7200 m3/h
Fan Motor 4-speed centrifugal type
No. of fan 6 pcs
Current 48A
Condenser Type Aluminum foil with internal ridge copper tube
Air Flow 9600 m3/h
Fan Motor Axial type
No. of fan 4 pcs
Current 40A
Total Current < 95A
Application About 10m bus or specific buses with smaller engine