Economical 3-phase Protection Relay Test Set
Model: HME-702
The HME-702 is classic 3-phase protection relay test set, which was launched to the market since 1999. It can be used for testing electro-mechanical, solid-state and microprocessor-based protection relays.
The PC software of HME-702 is designed based on Windows system, easy and convenient for operation and upgrade.
The HME-702 is the most economical choice for relay testing engineers.
Main Features
1) 3-phase current(3×40A) + 4-phase voltage(4×120V) output
2) Both local test and PC remote test available
3) Embedded system with 320×240 LCD screen
4) High performance linear power amplifier
5) 8 binary inputs + 4 binary outputs
6) Independent Aux. DC
7) Powerful software testing function
Technical Data
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 |
8 |
| 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 |
4 |
| 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/120V±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 |
HME-702 is the most cost-effective protection relay test set all over the world, and has reliable performance and low maintenance costs typical advantage. The cumulative sales over 5,000 units from 1999 to now.
Product Tags:
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