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Wuhan Hertz Power Equipment Co., Ltd

  • China,Wuhan
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China HZRJ-300A Three-Phase Thermal Relay Tester
China HZRJ-300A Three-Phase Thermal Relay Tester

  1. China HZRJ-300A Three-Phase Thermal Relay Tester
  2. China HZRJ-300A Three-Phase Thermal Relay Tester

HZRJ-300A Three-Phase Thermal Relay Tester

  1. MOQ: 1
  2. Price: USD 1,000 - 10,000
  3. Get Latest Price
Powersupply AC 220V ±10%, 50/60Hz
value 60kg
Payment Terms T/T
Controlmode Automatic and Manual
Packaging Details IPPC Fumigated wooden box (lSPM15)
Measurementaccuracy ±0.5%
Storagetemperature -20°C to 60°C
Delivery Time 5-7 working days
Productname High Voltage Switch Testing Equipment
parameter Weight
Operatingtemperature -10°C to 50°C
Place of Origin Wuhan, Hubei Province
Brand Name HZRTZ POWER
Model Number HZRJ-300A
Certification GB/T19001-2016 idt ISO 9001:2015

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  1. Product Details
  2. Company Details

Product Specification

Powersupply AC 220V ±10%, 50/60Hz value 60kg
Payment Terms T/T Controlmode Automatic and Manual
Packaging Details IPPC Fumigated wooden box (lSPM15) Measurementaccuracy ±0.5%
Storagetemperature -20°C to 60°C Delivery Time 5-7 working days
Productname High Voltage Switch Testing Equipment parameter Weight
Operatingtemperature -10°C to 50°C Place of Origin Wuhan, Hubei Province
Brand Name HZRTZ POWER Model Number HZRJ-300A
Certification GB/T19001-2016 idt ISO 9001:2015
High Light 300a circuit breaker tester ,300a high voltage switch testing equipment ,220v circuit breaker tester
HZRJ-300A Three-Phase Thermal Relay Tester

The HZRJ-300A is a professional-grade testing instrument engineered for high-precision calibration and setting of thermal relays and motor protection devices. Developed based on extensive user feedback and field experience, it offers reliability and efficiency for industrial maintenance and quality control.

  • Resists high heat, humidity, and salt spray for tropical island use.
  • Runs stably at −40°C, cold-proof and anti-condensation.
  • IEC compliant, with complete calibration certificates provided.
  • Local support: spares, on-site training, and instrument calibration.
Key Features & Benefits
  • Flexible Output: Continuous output of 0–30A or 0–300A current.
  • Precision Control: Three-phase current and voltage output with fine-tuning functionality.
  • Comprehensive Testing: Simultaneous testing of thermal relays, thermocouples, and motor protectors.
  • Smart Detection: Automatic identification of normally open and normally closed contacts.
  • High Efficiency: Multiple units can be connected in series for bulk calibration.
  • Integrated Power: Equipped with a 220V auxiliary power supply.
Technical Specifications
Parameter Specification
Power Input AC 380/220V 50Hz Three-phase four-wire
Instrument Accuracy Class 0.5
Output Current 3×30A or 3×300A
Rated Power 2.5kW
Timing Range 0.01S∼99999.999S
Weight 60kg

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2017

  • Total Annual:

    $10000000-$15000000

  • Employee Number:

    100~120

  • Ecer Certification:

    Verified Supplier

Wuhan Hertz Power Equipment Co., Ltd. (Hertz Power), founded on 31 October 2017 and located in the Wuhan Airport Economic Development Zone, is a national high-tech enterprise (Certificate No.: GR202242004410). We provide hipot testers and other test instruments for power systems, power generation an... Wuhan Hertz Power Equipment Co., Ltd. (Hertz Power), founded on 31 October 2017 and located in the Wuhan Airport Economic Development Zone, is a national high-tech enterprise (Certificate No.: GR202242004410). We provide hipot testers and other test instruments for power systems, power generation an...

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  • Wuhan Hertz Power Equipment Co., Ltd
  • Building 22, Kechuang Center, No. 20, Chuanggu Road, East-West Lake District, Wuhan, China
  • https://www.hertztester.com/

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