School bus air conditioner, Bus air conditioning, Bus HVAC, Bus A/C

PZD Bus AC

PZD is a rooftop air conditioning units for 6 to 14 m school bus, cooling capacity from 14000 to 32000 kcal/h, light weight, more economical.

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Technical Data Sheet

Model	PZD-I	PZD-III	PZD-IV	PZD-V	PZD-VI	PZD-VII
Cooling Capacity（kcal/h)	14000	18000	22000	24000	28000	32000
MAX Max Power Consumption (A)	45	60	60	60	85	95
Evaporator Airflow（m³/h)	4000(4pcs)	4000(4pcs)	4000(4pcs)	4000(4pcs)	6000(6pcs)	8000(8pcs)
Condenser Airflow（m³/h)	4000(2pcs)	6000(3pcs)	6000(3pcs)	6000(3pcs)	8000(4pcs)	10000(5pcs)
Compressor Displacement(CC)	310	400	400	550	550	650
Refrigerant	R134a	R134a	R134a	R134a	R134a	R134a
Weight (kg)	140	140	140	140	200	235
Size（mm) LxWxH	23881710205	25901715205	25901715205	25901715205	30101902225	32851902225
Application	6-7m	7-8m	8-9米	9-10m	10-11m	11-13m
Note: 1. Compressor Brand: VALEO,BITZER OR BOCK 2. Fan&Blower Option: Brush or Brushless, Local or International Brand 3, Refrigerant: R134a 4, Aluminum micro channel condenser, copper tube and fin evaporator 5, Cover: SMC, housing: LFT-D, environmental friendly

Features

Front windward design

Micro-channel heat exchanger, 25% reduction in weight, 5% reduction in fuel comsumtion, heat exchange efficiency improved 20%, refrigerants charged 50% less, cooling capacity 10% more.
100% DACROMET anti-corrosion coated coil

800 hours salt spary test, suitable for harsh enviroment.
LFT-D Structure

Ultralight, consistent, recyclable and rigid.
Thermal insulation materials

Environmentally friendly, antiseptic, odourless and flame-retardant（A-0）.
Patented CAN control

Modular design, digital communication;PWM control module, evaporator fan stepless speed regulation; smart condenser fan control, cooling on demand.
Proven performance

Over 150,000 sets running globally since 2003.

Keywords: bus ac, bus A/C, bus air conditioner, bus air conditioning.

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.

Keywords: bus ac, bus A/C, bus air conditioner, bus air conditioning.

Inquiry

Please feel free to send us your inquiry, and we will give you a reply within 24 hours.