Theory YC98G Portable Three Phase Electronic Meter 0.05% Accuracy 450V 100A CT Testing

Price Negotiable

Price: Negotiable

MOQ: Negotiable

Delivery Time: Negotiable

Brand: GENY

Product Description

Portable Three Phase Electronic Meter YC98G

The YC98G is a portable working standard meter designed for field testing of active/reactive three-phase meters (3 or 4 wires) and single-phase meters. With accuracy classes from 0.1% to 0.05%, this human-oriented instrument provides comprehensive verification capabilities for electrical measurement systems.

Compatible Meter Types

Single phase two wire
Three phase four wire
Three phase three wire

Key Features & Functions

Comprehensive Measurement: Phase voltage, current, angle; active, reactive, and apparent power; power factor; frequency
Vector Diagram Display: Visual representation of line vector relationships
Waveform Analysis: Real-time voltage and current waveform visualization
Harmonics Analysis: Graphic and numeric THD analysis (2nd to 51st harmonics)
Meter Testing: Configurable testing with serial number, meter type, constant, divisor factor, test type, and cycles
CT Ratio Testing: Synchronous primary and secondary current measurement for CT ratio determination
Automatic Wiring Check: Intelligent detection of correct or incorrect wiring configurations
Energy Accumulation: Active and reactive energy accumulation over set time periods for meter dial testing
Clamp CT Self-Calibration: Verification and recalibration of clamp CT accuracy
Data Storage: Capacity for 1000 data groups including meter type, serial number, constant, error, and date
RS232 Communication: PC connectivity for data transfer and analysis
User-Upgradable Firmware: Field-upgradeable through PC connection
External Device Support: Compatibility with printers, keyboards, and barcode scanners
Advanced Dial Testing: Input capability for active, reactive, and apparent energy with comprehensive error calculation
Pulse Error Verification: Pulse and manual switch controls for pulsing error checking

Technical Specifications

YC98G - 0.1% Accuracy Class

Parameter	Measurement Range	Resolution	Accuracy	Notes
Voltage	5 - 450 V	0.001 V	0.05%	2 ranges (1:4)
Current CT	0.05 - 20 A	0.0002 A	0.05%	3 ranges (1:10)
Clamp CT	0.01 - 100 A	0.001 A	0.15%	3 ranges (1:10)
Frequency	45-65 Hz	0.001 Hz	0.01 Hz
Active Power	0~±Umax × Imax	0.0001 W	0.10%	0.20% with CT clamp
Reactive Power	0~±Umax × Imax	0.0001 Var	0.20%	0.30% with CT clamp
Apparent Power	0~±Umax × Imax	0.0001 VA	0.20%
Power Factor	0~±0.9999	0.0001	±0.01
Phase Angle	0 ~ 359.999°	0.001°	±0.01°

YC98G - 0.05% Accuracy Class

Parameter	Measurement Range	Resolution	Accuracy	Notes
Voltage	5 - 450 V	0.001 V	0.02%	2 ranges (1:4)
Current CT	0.05 - 20 A	0.0002 A	0.02%	3 ranges (1:10)
Clamp CT	0.01 - 100 A	0.001 A	0.15%	3 ranges (1:10)
Frequency	45-65 Hz	0.001 Hz	0.01 Hz
Active Power	0~±Umax × Imax	0.0001 W	0.05%	0.20% with CT clamp
Reactive Power	0~±Umax × Imax	0.0001 Var	0.10%	0.30% with CT clamp
Apparent Power	0~±Umax × Imax	0.0001 VA	0.10%
Power Factor	0~±0.9999	0.0001	±0.005%
Phase Angle	0 ~ 359.999°	0.001°	±0.005°

General Specifications

Parameter	Specification
Working Environment	-10 to +55°C, 15-85% RH, altitude: -10 to 3500 m
Energy Constant	180000 imp/kWh / 1800 imp/kWh / 18 imp/kWh*
Pulse Interface	Input (2 channels), Output (2 channels for active/reactive power)
Communication	RS232, 9600bps, 1N8
Power Supply Options	Tested circuit terminals (85-450V), AC socket (85-450V), Internal Li-polymer battery (7.2V, 5000mAh)
Instrument Dimensions	245mm × 162mm × 60mm
Carry Case Dimensions	559mm × 351mm × 229mm
Instrument Weight	1.7kg
Total Set Weight	11.5kg