Bus Air Conditioner，EZDS Bus A/C， FFND Bus A/C，GZHD Bus A/C

EZDS Bus A/C

Compact, Rooftop, Electric

EZDS series is electric bus air conditioner for green bus, with most global references.

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Technical Data sheet

Model	EZDD-03	EZDS-04	EZDS-05	EZDS-06
Vehicle Length	6-7m	7-9m	8-10m	10-12m
Cooling Capacity（kcal/h)	14000	24000	28000	32000
Heat Capacity（kcal/h)	12000	22000	26000	30000
Evaporator Airflow（m³/h)	3200	4000	6000	6000
Compressor	EVS-34	2*EVS-34	2*EVS-34	2*EVS-34
Size（mm) LxWxH	24401630240	25001920270	27501920270	30001920270
Note: 1. Compressor Brand: HITACHI

Features

Efficient

With DC Variable-frequency compressor and brushless low voltage DC fan, efficiency improved.
Reliable

All components selected reaching passenger car level, power module, compressor etc all with IP67 Level, Complete pressure, temperature, undervoltage, overvoltage, short circuit, phase loss, overcurrent, multiple insulations protection, EMC meeting european standards with E-Mark.
Advanced

Stable heating under ﹣20°C through low temperature heat pump.
Intelligent

With advanced PI Variable-frequency control, stepless regulation according to the temperature inside and outside, energy saving 15%; Smart CAN control, communication with the bus and start or stop the air conditioner according to bus demand, extending battery lifecycle.
Ultralight

EZDS-06 with length less than 3m, 7.5 kg compressor, total weight less than 260kg, 30% ligther than others.
Quiet

With DC brushless fan and soundproof materials, noise level reduced more than 2dB.

Installation

Preparation

First clean the rooftop surface, then put glue to install the sponge and rubber pad, later put glue with a glue gun around the sponge.
Evaporator and Condensor Installation

Lift the condensor and evaporator to the top of the bus, install and connect the pipes and wiring harness, then fix the condesor and evaporator to the bus rooftop, put glue for sealants where needed.
Cover Installation

Move the cover to the top of condensor and evaporator, check the position and drop the cover, fix screws and check the gap to follow requrements.

References