YC-98S1H Portable Three Phase Standard Meter

Portable Three Phase Standard Meter (YC-98S1H）

YC-98S1H Portable Three Phase Standard Meter

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YC-98S1H

Class 0.05

YC-98S1H is a portable 0.05-class three-phase standard meter, supporting multi-wiring energy meter calibration, harmonic analysis, CT/PT testing and on-site wiring diagnosis for power system field application.

High-Precision Three-Phase On-site Meter Verification

Comprehensive Electrical & Harmonic Analysis

Compact Handheld Design with Flexible Power Supply

Application Conditions and Requirements

Operation Temperature	-25℃-45℃
Relative Humidity	40%-95%
Altitude	<2500m
IP Class	51
Conformity	IEC

Test Voltage

Range	0~440V
Error	±0.05%
Harmonics	2nd ~ 51st

Test Current

Range (Direct mode)	0.001~12A
Error (Direct mode)	±0.05%
Range (100A Clamp-on CT)	0.1~120A
Error (100A Clamp-on CT)	±0.2%
Harmonics	2nd ~ 51st

Power/Energy Measurement Error

Active (Direct mode)	±0.05%
Active (100A Clamp-on CT)	±0.1%
Reactive (Direct mode)	±0.1%
Reactive (100A Clamp-on CT)	±0.5%

Other Errors

Ratio Measurement	±0.5%
Voltage Influence	<±0.01%
Frequency Influence	<±0.01%
Temperature Influence	<±0.01%/℃
24h Accuracy Influence	<±0.01%
Harmonic Influence	<±0.01%

Phase Angle

Range	-180°~ 180°
Error	<±0.1°

Frequency

Range	45 ~ 65Hz
Error	±0.01Hz

Pulse Output

Hight Frequency (Direct mode)	1.2x108 P/kWh
Low Frequency (Direct mode)	2400P/kWh(kvarh, kVAh)
Pulse ratio	1:1
Output level	5V

Pulse Input

Input Channel	2
Input Level	5 ~ 10V
Input Frequency	Max. 5kHz

Others

Power Supply	External power, test voltage or charger
Display	5’’TFT Touch Screen
Dimension (mm)	210×110×52
Weight (KG)	0.9

Adopts 32-bit CPU and high-speed DSP for high-precision data acquisition and operation
Supports single-phase and three-phase 3P3W/3P4W energy meter error testing
0.05 high accuracy class in direct connection measurement mode
Direct measurement up to 0.01~12A, voltage range 0~500V
Supports multiple current clamps from 5A up to 1000A/2000A
Built-in 2~51st harmonic analysis and waveform display function
Integrates vector diagram and 2469 kinds of wiring fault diagnosis
Supports CT/PT ratio test and secondary burden test
Provides dual-channel simultaneous energy meter error measurement
Supports clock error and dial running test functions
5-inch high-resolution TFT touch screen with full parameter display
Built-in 20,000 groups large-capacity data storage
Equipped with USB port for data export and system upgrade
Supports Bluetooth printer and mobile APP connection
Dual power supply modes: line power and optional lithium battery
Overvoltage, overcurrent automatic protection with alarm function
Lightweight portable design with 0.9kg main unit weight