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

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Product Detail
MOQ :
1
Powersupply :
AC 220V ±10%, 50/60Hz
value :
60kg
Price :
USD 1,000 - 10,000
Payment Terms :
T/T
Controlmode :
Automatic and Manual
Contact Supplier
HZRJ-300A Three-Phase Thermal Relay Tester
HZRJ-300A Three-Phase Thermal Relay Tester

Wuhan Hertz Power Equipment Co., Ltd

Verified Supplier
1 Years
wuhan
Since 2017
Business Type :
Manufacturer
Main Products :
High Voltage Test Equipment, Safety Tools Appliances Test Equipment, Power Transformer Testing Equipment
Total Annual :
$10000000-$15000000
Employee Number :
100~120
Certification Level :
Verified Supplier
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