Transformer V-A Ratio & Polarity Comprehensive Tester

Transformer V-A Ratio & Polarity Comprehensive Tester

The HM6060B is a fully automatic, all-in-one testing instrument developed by Goldhome, specifically designed for protective and metering CTs/PTs. It can perform a full range of tests, including voltage-current characteristics, turns ratio, polarity, error curves, primary current injection, and AC withstand voltage, meeting the needs of both laboratory calibration and portable on-site testing.
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Description
Technical Parameters

Product Overview

 

HM6060B03

The HM6060B is a fully automatic, all-in-one testing instrument developed by Goldhome, specifically designed for protective and metering CTs/PTs. It can perform a full range of tests, including voltage-current characteristics, turns ratio, polarity, error curves, primary current injection, and AC withstand voltage, meeting the needs of both laboratory calibration and portable on-site testing.

 

Products Features

 

  • Supports CT and PT testing
  • Complies with the requirements of GB1207, GB1208, and other standards.
  • No external auxiliary equipment required; all test items can be completed with a single unit.
  • Equipped with a built-in mini-printer for on-site printing of test results.
  • Features an intelligent controller for simple operation.
  • Large LCD screen with a graphical user interface.
  • Automatically provides CT/PT (excitation) inflection point values according to standards.
  • Automatically generates 5% and 10% error curves.
  • Can store 3,000 sets of test data, which is retained even after a power failure.
  • Supports data transfer via USB flash drive; data can be read on a standard PC and used to generate Word reports.
  • Compact and lightweight (≤22 kg), making it ideal for on-site testing.

HM6060B02

 

Products parameters

 

Item Parameter
Power Supply AC220V±10% ,50Hz
Device Output 0~1000V(20 A peak)
注:0–5A are actual values; values greater than 5A up to 20A are calculated values
High-Current Output 0~600A
Excitation Measurement Accuracy ≤0.5% (0.2% × reading + 0.3% × range)
CT
Turns Ratio Measurement
Range ≤5000A/1A(25000A/5A)
  Accuracy ≤0.5%
PT
Ratio Measurement
Range ≤500KV
  Accuracy ≤0.5%
Operating Environment Temperature: –10°C to 40°C, Humidity: ≤90%, Altitude: ≤1000 m
Dimensions and Weight Dimensions: 410 mm × 260 mm × 340 mm, Weight: ≤22 kg

 

structure Diagram

 

HM6060B

 

product-46-13

1 -- Equipment grounding terminal

2 -- Communication port

3 -- Printer

4 -- LCD display

5 -- Controller

6 -- Overcurrent protection (power) switch

7 -- P1, P2: High-current output ports for CT ratio/polarity testing

8 -- S1, S2: Secondary-side connection ports for CT ratio/polarity testing

9 -- K1, K2: Voltage output ports for CT/PT excitation (V-A) characteristic tests

10 -- A, X: Primary-side connection ports for PT ratio/polarity tests

11 -- a, x: Secondary-side connection ports for PT ratio/polarity tests

12 -- Equipment fuse

13 -- Main unit power switch

14 -- Main unit power socket

15, 16, 17, 18 -- Schematic diagram of main functions

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