Specifications:
    	 		 			| Voltage |  		
 		 			| Test voltage output (Phase-Neutral) |  			3* (0V – 450V) |  		
 		 			| Power of the voltage output |  			Max. 3*30A |  		
 		 			| Resolution |  			0.01% |  		
 		 			| Accuracy |  			0.1% |  		
 		 			| Stability |  			0.02%/120s |  		
 		 			| Distortion factor |  			< 0.3% for linear resistance load |  		
 		 			| Current |  		
 		 			| Test current output |  			3*(1mA – 120A) |  		
 		 			| Power of the current output |  			Max. 3*100VA |  		
 		 			| Resolution |  			0.01% |  		
 		 			| Accuracy |  			0.1% |  		
 		 			| Stability |  			0.02%/120s |  		
 		 			| Distortion factor |  			< 0.3% for linear resistance load |  		
 		 			| Phase angle |  		
 		 			| Range |  			0 -- 360° |  		
 		 			| Resolution |  			0.1° |  		
 		 			| Accuracy |  			0.2° |  		
 		 			| Frequency |  		
 		 			| Range |  			40Hz – 70Hz |  		
 		 			| Resolution |  			0.005Hz |  		
 		 			| Pulse output |  		
 		 			| High frequency output(CH) |  			1.666×105 Hz |  		
 		 			| Low frequency output(CL) |  			5×10-5×CH |  		
 		 			| Pulse input |  		
 		 			| Input channel |  			3 |  		
 		 			| Input frequency |  			Max. 20Hz |  		
 		 			| Other |  		
 		 			| Voltage Supply |  			220V±10% 50/60Hz±2Hz |  		
 		 			| Ambient temperature |  			-10°C -- +40°C |  		
 		 			| Relative humidity |  			35% -- 85% |  		
 		 			| Dimensions (W×H×D) (mm) |  			445×180×680 |  		
 		 			| Weight (kg) |  			40 |  		
 	 
    Description:
  YC99B is a highly versatile portable three-phase calibrator designed to meet calibration needs in both laboratory and field environments. Its adaptability makes it suitable for a wide range of applications. Here are some key features:
   
  Meter Compatibility: YC99B is compatible with a variety of meters, including 3P4W, 3P3W, and 1P2W configurations, ensuring its utility across different setups.
   
  Testing Modes: This calibrator offers testing capabilities for both active and reactive power, providing comprehensive assessment options.
   
  Multi-Meter Testing: It enables synchronous testing of three individual I-P open link meters or simultaneous testing of a single I-P closed links meter, optimizing efficiency and flexibility in testing setups.
   
  Test Functions: YC99B supports starting tests and creeping tests, essential for accurate and thorough meter evaluation.
   
  Harmonic Output (Optional): With optional harmonic output functionality, this calibrator expands its capabilities to include harmonic distortion testing, meeting more advanced testing requirements.
   
  Computer Connectivity: Test data generated by YC99B can be seamlessly managed and analyzed on a computer via the RS232 interface, facilitating easy data transfer and enhancing workflow efficiency.
   
  Overall, YC99B stands out as a reliable and adaptable solution for precision calibration needs, offering a comprehensive set of features to meet diverse testing requirements in the field or laboratory settings.
   
  Applications:
  7. Nation-level utility companies
  8. Governmental bureaus of metrology
  9. Big energy meter manufacturers
  Primary Competitive Advantages:
  1. High quality product
  2. Convenient operation
  