HK 25 L

Refrigeration machines for drawbar systems and semi-trailers

Main features

Weight advantage up to 500 kg

Quick repair and high readiness for operation by quick-change system

Serially with 4-way heat-pump control for rapid defrost cycles

Encapsulated isolated housing for thermal separation to the body

Evaporator integrated in the housing for full loading height

Low noise due to large, slow-speed fans

Optional 2-speed control for low noise and fast run mode

Little maintenance due to hard-wearing components

Long life

Environmentally compatible refrigerant R410A

HK/HD Series

HK 23
HK 25 L
HK 25
HK 25 SL

technical specifications

For trailers and semi-trailers from about 7 m inside length for simple and heavy distribution service as well as long-distance transport at certain temperature and logistics requirements. Suitable for multi-compartment operation.


R410A -
Refrigerant compressor
Cylinder 4 -
Displacement 32.4 m³/h
Speed 1,160 rpm
Electric motor
Output 7.5 kW
Speed 1,450 rpm
Heat exchange surface 66.2
Cross-flow fan ØxL 160x1,040 mm
Motor output 1,100 W
Air volume 5,200 m³/h
Discharge velocity 15-20 m/sec
Throw, without duct 9-10 m
Heat exchange surface 70.2
Axial fan Ø 440/440 mm
Motor output 2x370 W
Capacity 17 kVA
Mains operation
Fuse (slow) 25 A
Refrigeration machine 310 kg
Alternator 76 kg
Technical specifications at 60% of the truck engine rated speed and on mains operation, 400/415 V, 50 Hz.
Specifications are subject to change.
Date: 12/2002
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