Constant Humidity-Heat Test Chamber for Insulator Conditioning

Constant Humidity-Heat Test Chamber for Insulator Conditioning

Programmable temperature-humidity chamber for insulator conditioning and damp heat testing per IEC 60068-2-78. Temperature range -40 to +180 deg C, humidity 10-98% RH.

Published: 2026-05-06 | Category: Thermal & Environmental Test Equipment

Technical Specifications

ParameterSpecification
Temperature Range-40 to +180 deg C
Humidity Range10-98% RH
Humidity Accuracyplus or minus 2.5% RH
Interior Volume225L / 500L / 1000L
ControlTouchscreen PLC, 100 programs
Applicable StandardsIEC 60068-2-78, IEC 62217

Key Features

Humidity Conditioning in Insulator Testing

Many IEC insulator tests require specimens to be conditioned at specified temperature and humidity levels before testing. For example, composite insulator tracking tests require specimens conditioned at 23 plus or minus 2 deg C and 50 plus or minus 5% RH for 24 hours. Consistent conditioning ensures reproducible test results.

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