Precision 3-Phase Relay Tester for Reliable Device Diagnostics

Product Description

Name:Haomai Economical protective relay tester support PC control
Model: HME-802C

Product Description

A newly developed economical relay protection tester in 2023. The equipment can simulate the current and voltage during power system faults, and can be used for the operation, maintenance, debugging, and calibration of power system relay protection devices. It has 4 channels of voltage and 3 channels of current output, with an output accuracy of 0.1%.
Main Features
1) 3-phase current(3×40A) + 4-phase voltage(4×120V) output
2) Inbuild Windows system, laptop remote control available
3) Embedded system with 320×240 LCD screen
4) High performance linear power amplifier
5) 10 binary inputs + 8 binary outputs
6) Independent Aux. DC
7) Powerful software testing function

 

Product Parameters

 

Current Generator

Setting Range	3-Phase AC(L-N)	3x0…40A
	1-Phase AC(LL-LN)	1x0…120A
	DC(L-N)	3x…±10A
	3-Phase AC(L-N)	3x420VA At 40A
Power	1-Phase AC(LL-LN)	1x900VA At 120A
	DC(L-N)	3x120VA At 10A
Accuracy	AC: ≤0.2%
	DC: ≤0.5%

 

 

Voltage Generator

Setting Range	4-Phase AC(L-N)	4x0…120V
	1-Phase AC(L-L)	1x0…240V
	DC(L-N)	3x…±160V
Power	4-Phase AC(L-N)	4x80VA At 120V
	1-Phase AC(L-L)	1x100VA At 240V
	DC(L-N)	3x70VA At 160V
Accuracy	AC: ≤0.2%
	DC: ≤0.5%

 

 

Auxiliary DC Supply

Voltage Range	110V/220V(Max.1.5A)
Power	Max.165VA/330VA

 

 

Digital Inputs

Number	10
Input Characteristics	Idle Contact Or Potential-Free Contact
Threshold Characteristics	"0":0~6V; "1":11V~250V
Max. Measuring Time	0.1ms~9999s
Time Accuracy	0.1ms

 

 

Digital Outputs

Number	8
Type	Idle Contact
Break Capacity	220VAC/0.5A, 220VDC/0.2A

 

 

General Generators

Frequency	Range: 0~1000Hz(PC Mode), 20~300Hz(Local Mode)
	Accuracy:<10mHz(0~450Hz),<20mHz(450~1000Hz)
	Resolution: 0.01Hz
Phase	Range: 0~360°
	Accuracy: 0.2°
	Resolution: 0.1°
Harmonic	Superposition Orders: 1~20(PC Mode), 1~6(Local Mode),
	Distortion: ≤0.5%

 

 

Power Supply

Nominal Input Voltage	Customized (AC 220V/230V±10%, 1-Phase)
Nominal Frequency	50/60 Hz
Rated Current	10A At 230V / 12A At 115V
Connection	Standard AC Socket (IEC 60320)

 

 

Environmental Conditions

Operation Temperature	0 ... +50 °C (+32 ... +122 °F)
Storage Temperature	-25   ... +70 °C (-13 ... +158 °F)
Humidity Range	Relative Humidity 5 ... 95 %, Non-Condensing
Vibration	IEC 60068-2-6(20m/S2 At 10 ... 150 Hz)

 

 

Miscellaneous

Weight	22kg(48.50 Lb)
Dimensions (W X H X D, Without Handle)	400×300×180mm(15.75x11.81x7.09 In)
Connection Port	For PC Connection

Detailed Photos

Company Profile

HAOMAI ELECTRIC POWER AUTOMATION, established in 1999 and headquartered in Wuhan, China, specializes in developing and manufacturing electrical power test and measurement instruments. Our products are widely used in power grids, petrochemicals, metallurgy, railways, coal mines, research institutes, and large-scale enterprises.

Key product lines include Protection Relay Test Systems, CT/PT Analyzers, Battery Load Testers, Transformer Testing Equipment, Circuit Breaker Analyzers, and Partial Discharge Detectors.

HAOMAI maintains strict quality control standards with ISO 9001:2015, ISO 14001:2015, and OHSAS 18001:2007 certifications 2. The company operates advanced laboratories, including the RELAYSTAR lab, equipped with precision instruments like Agilent 34401A meters and CLOU Standard Power Sources.

Certifications