HS-6303 three-phase energy meter testing bench adopts SPWM digital power source technology, comprises high grade standard digital watt-hour meter, multi-path voltage transformer, can implement multi-station high accuracy error testing.

This testing bench configurates humanized PC processing software, can provide integrated solution of the energy meter automatic check. Meanwhile, it provides the requested DLL of the second development, has improved the self-control and management for the bench by customer.

This testing bench can be widely used for the energy meter measurement and testing in electric power, water conservancy, traffic transportation and colliery departments, as well as the energy meter testing and production of the energy meter manufacturer.

This series of testing bench can test all kind of single phase energy meters, single phase multi-function meters, single phase intelligent meters, other meters with special wiring and ANSI standard meter. It is an ideal new generation multi-station energy meter testing device.

Functional advantage:

base on A/D and DSP technology
adopt precise digital synthesized technology and sine PWM technology
adopt intelligent system control technology, multi-CPU coprocessing technology
reliable multi-path pulse testing and precise error testing treatment technology
SPWM technology power amplifier, large capacity, high performance, low power consumption, automatic warning protection
Error processor of each station distributed networking, heavy current protection, support multi-path pulse signal input
Can configurate serial server, implement parallel communication of multi-station, improve work efficiency
Modular design, have good universality of parts, easy to disassemble and maintain
One-button checking and control management system, automatic finish as per the project
Standard cabinet, aluminum alloy frame, nicer and stronger
Customized as per specific function

Technical Parameters:

Parameter Item	0.02	0.05	0.1
Reference standard energy meter	HS-5300H 0.02	HS-5300 0.05	HS-5300 0.1
Output range	Voltage:3×30～300V Current:3×1mA～120A	Voltage:3×30～300V Current:3×10mA～120A(200A Option)
Output phase shift	0～360°,resolution:0.01°
Output frequency	45～65Hz ,resolution:0.01Hz
Waveform distortion	Both Voltage and current＜0.5%( relative liner load)
Voltage &current power stability	＜0.02%/120s	＜0.05%/120s	＜0.1%/120s
Output capacity	Voltage:300VA(6 stations) Current:250VA(120A)	Voltage:300VA(16 stations)current:900VA(120A) if add meters, Max. current: 2000VA,Max. voltage: 1200VA
Load characteristics	Resistive, inductive and capacitive(less than 1uF/station,Max. less than 48 uF)
Starting up current output	Min.1mA(0.3mA optional),accuracy:5%,starting power:accuracy 5%
sampling pulse input	≤1kHz
Communication testing	RS485/232/ infrared/carrier wave, support DL/T645-1997/2007,IEC1107
Number of energy meters to be tested	6/16(standard),3-60 (optional)
Environment condition	temperature:20℃±5℃；humility:＜85% R.H.
Power supply	AC220 ±10%,50/60Hz,AC120/240V(optional)； Max. power consumption:3000VA(24 stations)

2,Dimensions(unit:mm)

Integration	stations	Number of rack	dimension:L×W×H	Fission	stations	Number of rack	dimension:L×W×H
	6	1	2000×800×1600		12	1	2000×700×1920
	6	1	CUSTOM		16	1	2200×700×1920
	12	1	2000×800×1920		24	2	2000×700×1920
	16	1	2200×800×1920		32	2	2200×700×1920
	24	2	2000×750×1920		cabinet	600×800×1920

3,Type & specification

Type	Description	Range of application
HS-6303	three-phase energy meter testing bench	Standard energy meter testing
HS-6303B	three-phase multi-function energy meter testing bench	Multi-function energy meter testing
HS-6303C	three-phase horizontal energy meter calibration bench	Energy meter error calibration
HS-6303E	three-phase energy meter test bench with ICTS	1P3W energy meter testing
HS-6303F	three-phase intelligent energy meter testing bench	intelligent energy meter testing
HS-6303G	three-phase energy meter (round meter) testing bench	Standard energy meter testing
HS-6303M	three-phase din-rail energy meter testing bench	Multi-function energy meter testing
HS-6303H	three-phase high precision energy meter testing bench	Energy meter error calibration

4,Function parameters:

Function item		HS-6303	HS-6303B	HS-6303C	HS-6303E	HS-6303F	HS-6303G	HS-6303M	HS-6303H
Base testing functions	Base error	●	●	●	●	●	●	●	●
	Creep testing	●	●	●	●	●	●	●	●
	Starting up testing	●	●	●	●	●	●	●	●
	standard deviation	●	●	●	●	●	●	●	●
	Constant calibration	●	●	●	●	●	●	●	●
	Counting error	●	●	●	●	●	●	●	●
	Influencing testing	●	●	●	●	●	●	●	●
Multi-function testing	Daily timing error☆		●	〇	〇	●			〇
	Period switching		●		〇	●			〇
	Demand period error		●			●
	Demand display error		●			●
	Energy display error		●			●
	register checking		●			●
	GPS clock synchronization☆		〇	〇	〇	〇	〇	〇	〇
	Communication testing☆		●	〇	〇	●	〇	〇	〇

:●─standard；〇─optional.

For Item ☆ need special function parts

5,Bench configuration

Type	HS-6303	HS-6303B	HS-6303C	HS-6303E	HS-6303F	HS-6303G	HS-6303M	HS-6303H
Standard energy meter	●	●	●	●	●	●	●	●
power source	●	●	●	●	●	●	●	●
error processing system	●	●	●	●	●	●	●	●
multi-path pulse input		●	〇	●	●		〇	〇
Auto searching mark	〇	〇	〇	〇	〇	〇	〇	〇
auto short circuit		〇	〇	〇	〇	〇	〇	〇
ICT				●
parallel communication		〇	〇	〇	〇	〇	〇	〇
carrier communication		〇		〇	〇	〇	〇	〇
IR communication		〇	〇	〇	〇	〇	〇	〇
power consumption testing		〇			〇
DC and even harmonic wave		〇			〇
standard clock tester		●	〇	〇	●			〇
GPS clock synchronization		〇	〇	〇	〇	〇	〇	〇
collective turn over & optoelectronic sampling	〇	〇		〇	〇	〇	〇	〇

:●─standard；〇─optional

Products Details:

REFERENCE METER(HS-5300)

SIGNAL SOURCE:(HS-6633)

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