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HZDW-33 Transformer Routine Test System

Products Description

The transformer comprehensive test system complies with the relevant national standards of GB1094.2, GB / T501, GB / T4776, GB / T5169, GB / 4285.

The test bench is mainly for the DC resistance and variable ratio test of power transformer and distribution transformer, no-load and load characteristics and induction voltage resistance, power frequency voltage resistance test and temperature rise test.

Technical Parameters

System Composition:

Computer control and data processing software system

Data acquisition system for each test unit

System control PLC system

Test Objects:

Suitable for testing dry-type and oil-immersed transformers with a capacity of 6300 kVA and below

Basic Functions of the Test Software:
The integrated transformer test system software is capable of operating and controlling the transformer power analyzer, temperature inspection instrument, Siemens PLC, various other instruments, serial port converters, etc.

The software features a user-friendly human-machine interface that is intuitive and easy to operate.

transformer test bench

Product Parameter

DC resistance test

1. Technical indicators

output:

High pressure CH 1:5A,1A,0.1A, 0.01A

Low-pressure CH2:20A, 10A, 5A, and 2A

range:

(High pressure CH 1- -5A): 0 Ω -- 4 Ω (high pressure CH 1- -1A): 20m Ω-- 20 Ω

(High pressure CH1---0.1A): 200m Ω -- 200 Ω

(High pressure CH1---0.01A): 2 Ω -- 2000 Ω

(Low pressure CH2- -20A): 0 Ω -- 0.1 Ω

(Low pressure CH2- -10A): 2m Ω -- 0.4 Ω

(Low pressure CH2- -5A): 4m Ω -- 0.8 Ω

(Low pressure CH2- -2A): 10m Ω -- 2 Ω

Accuracy: (high pressure CH 1): 0.2% ± 1 μ Ω

(Low voltage CH2): 0.2% ± 0.2 μ Ω

Minimum resolution: 0.1 μ Ω

Data interval: 10 seconds, 30 seconds, 60 seconds

Operating temperature: -20~40℃

Ambient humidity: 80% RH, without condensation

Working power supply: AC: AC220V± 10%, 50Hz ± 1Hz

Volume: length 410mm width 440mm height 210mm

Net weight: 15.7kg

Turns-ratio group test

Displays the digits	Five
output voltage	160V (AC power supply)		10V (AC power supply)		Automatic (DC power supply)
range	0.9-10000		0.9-500		0.9-5000
accuracy	＜2000	±0.1%	≤150	±0.1%	<1000	±0.1%
	2000-10000	±0.3%	150-500	±0.3%	1000-5000	±0.3%
minimum resolution	0.0001
working power supply	AC220V±10%,50/60Hz±1Hz				Lithium battery (optional)
Test data storage	Group 50
working temperature	－20℃～40℃
relative humidity	80%, with no condensation
volume	Length 360mm wide 280mm height 160mm
net weight	6kg