China Supplier of Pressure Gauge for Manufacture and Wholesale

Product Description

YC1893R series is developed by our company with international advanced level of high-grade equipment. The overall accuracy levels up to 0.01 grades. It Is designed for institute of metrology, laboratory, EPRI and EEM equipment plants. It is mainly used to establish primary standards or the standards meter for the working standard .

This is a Stationary Three-phase Energy Meter Test System described here can simultaneously test 1…3, three-phase or single-phase electric energy meters, in which are 2-wire, 3-wire and 4-wire meters for active and reactive energy with accuracy of 0.1%, 0.2%, 0.5%, 1.0%, 2.0%.

The Meter Test System has following features and functions

Supporting parallel communication port to test smart meters through RS232 / Ethernet
Calibrating terminals on the rack for test bench verification
1-phase energy meter for testing
3-phase energy meter for testing
Accuracy Testing of reference standard meter
Pre-warming
Accuracy test as per IEC
Creeping test
Starting current test
Repeatability of error test
Dial test
Influence quantity test related to accuracy tests (Voltage, Frequency, reverse phase sequence, voltage unbalance)
Influence of harmonic component in voltage and current circuit as per IEC
Tamper and Fraud Monitoring
Sub Harmonics as per IEC standards (IEC 62052-11 / 62053-21/22/23)
Odd Harmonics as per IEC standards

Main Technical Data

Overall accuracy: 0.01%
Meter position: 1~3
Voltage output: 3x 480 VAC
Power voltage: 3x 70 VA or customized
Current output: 3x 1mA - 120A
Power current: 3x 300VA or customized
Stability: 30 ppm/h
Harmonic: 2^nd - 41^st

High Accuracy 0.01% Three Phase Meter Test Bench

Voltage	240/415 V AC supply (+5% & -10%) or customized
Frequency	50/60Hz ±2Hz
Power capacity	> 3 × 6kVA
Ambient temperature	-10°C … +40°C
Relative humidity	35% … 95%
System Grounding	Neutral solidly grounded
Surge protection level	≥ 10 kV/120 Joules (10/1000µs)

Voltage
Test voltage output (Phase-Neutral)	3× (24V - 500V) or customized
Power of the voltage output	3×100VA
Resolution	Better than 0.01% of full scale value of range
Setting accuracy	Better than 0.05% at the final range value
Stability	Better than 0.003%/h (integration time 150 s)
Load regulation from 0-max. load	< 0.01%
Distortion factor	< 0.3% for linear resistance load
Harmonics	2^nd - 41^st free programmable
Current
Test current output	3× (1mA - 120A)
Power of the current output	3×150VA
Resolution	Better than 0.01% of full scale value of range
Setting accuracy	Better than 0.05% at the final range value
Stability	Better than 0.003%/h (integration time 150 s)
Load regulation from 0-max. load	< 0.01%
Distortion factor	< 0.3% for linear resistance load
Harmonics	2^nd - 41^st free programmable
Phase angle
Range	0 -- 360°
Resolution	0.01°
Setting accuracy	0.1°
Frequency
Range	45Hz - 65Hz
Resolution	0.01Hz

High Accuracy 0.01% Three Phase Meter Test Bench

Guangzhou Yangcheng Science & Technology Enterprises Co., Ltd. was established in 1987. We are a multi-industry enterprise group with several hundred million RMB of annual sales in the industries of electrical measuring equipment, industrial and domestic automation engineering, biology engineering, and business trade. We have 464 employees today, among which 156 staffs engaged in the manufacture and business of electrical measuring equipment.

In 2002, the electric measurement department of the company separated and set up a wholly-owned subsidiary Guangzhou GENY Electric Co., Ltd. It is a Hi-Tech company specialized in electricity measuring equipment.

Nowadays, we are one of the biggest and leading manufacturers of electrical measuring equipment in China. We have sold more than 7000(Seven Thousand) sets of energy meter test benches and more than 10000(Ten Thousand) sets of portable calibrators in the China market so far.

Our main products of electrical measuring equipment

Single/Three Phase Electric Energy Meter Test Bench
Single/Three Phase Portable Standard Meter
Single/Three Phase standard meter
Single/Three Phase Power Source
Single/Three Phase Portable Power Source etc.

Our customers:
In the domestic market of electric measurement products, our marketing occupation share is around 30%. Many state-owned large-sized utilities and power-supply bureaus are our constant clients. It is due to the excellent quality of our products and the good after-sales service that we offer.
During the past years, we have made great efforts in exploring the overseas market, which yielded fruitful results. Today our products reached many places in the world(over 30 countries)and our important customers include Actaris, Landis&Gyr, EATON, Schlumberger, Secure Meters, EMCO, NAMJUN, LEMZ, etc.

We have been engaged in the Electric Energy Meter measurement field for over twenty years as an all-time technological leader and creator of new technology in the Electric Energy Meter calibrator field. We have an excellent R&D team that has devoted to the technical development of Electric Energy Meter test instruments for a long time, we can satisfy different requirements of all kinds of customers.
All of our staff have received specialized training and acquired good professional quality and skills. The company adopts ISO9001 management and we have passed the authentication of ISO9001-2000 in 2002 and all staff has taken TQM training. Yangcheng has now realized ISO9001 control of R&D production, marketing & sales, and service completely to guarantee product quality.
We have a consummate marketing network and we offer a competitive price.
Our well-trained service team is able to provide maintenance, training, scheme design, and software update services to each customer for the first time.