ASRAE Standard 33-78

In this facility, a temperature and humidity conditioning plenum assembly will be connected to a recirculating air wind tunnel assembly to allow the customer to perform heat exchanger testing.

This system is including

 

-       Environmental controlled chamber

-       Hot water supply system

-       Cold water supply system

-       Refrigerant supply system

Specification

Control Variable

Accuracy…………………………± 2 %

Repeatability………………………± 2 %

Humidity Accuracy…………± 2% RH

Temperature Accuracy………… ± 0.1 °C

Air Flow Stability……………… ±0.5%

Air Flow Accuracy..……………± 1 %

Rangeablility…………………… 10 : 1

Flow Meter Accuracy…………± 0.5 %.

Pressure sensor accuracy……… ± 0.1 %

Type………………………Multi Nozzle

Air Flow

Entering Temperature

Entering Dewpoint

Water Flow

Refrigerant Mass Flow

Test Mode

Refrigerant Supplied Heat Exchanger Mode

Cold Water Supplied Heat Exchanger Mode

Hot Water Supplied Heat Exchanger Mode