Zhejiang factory direct YTAI-3RF three-phase ammeter 
 YTAI-3BF three-phase ammeter 
 YIAI-3IF three-phase meter with a transmitter output 
 YTAI-3RF output three-phase meter with communication 

 YTAU-3BF three-phase voltage meter 
 YIAU-3IF strap transmitter output phase voltage 
 YTAU-3RF output phase voltage strap communication 

 YTAP-3BF three-phase active table 
 YIAP-3IF strap transmitter outputs three-phase active power 
 YTAP-3RF output three-phase active power strap communication 

 YTAQ-3BF three-phase reactive power meter 
 YIAQ-3IF three-phase reactive power strap transmitter output 
 YTAQ-3RF three-phase reactive power strap communication output 

 YTA ∮-3BF Power Factor Meter 
 YIA ∮-3IF strap transmitter output power factor 
 YTA ∮-3RF output power factor strap communication 

 YTAPQ ∮-3BF three-phase active and reactive power factor meter 
 YIAPQ ∮-3IF three-phase active and reactive power factor strap transmitter output 
 YTAPQ ∮-3RF three-phase active and reactive power factor strap communication output 

 Overall: 96 * 96 holes; 92 * 92 
 YTAI-3BJ three-phase ammeter 
 YIAI-3IJ three-phase meter with a transmitter output 
 YTAI-3RJ output three-phase meter with communication 

 YTAU-3BJ three-phase voltage meter 
 YIAU-3IJ strap transmitter output phase voltage 
 YTAU-3RJ strap communication output phase voltage 

 YTAP-3BJ three-phase active table 
 YIAP-3IJ strap transmitter outputs three-phase active power 
 YTAP-3RJ communication output three-phase active power strap 

 YTAQ-3BJ-phase reactive power meter 
 YIAQ-3IJ three-phase reactive power strap transmitter output 
 YTAQ-3RJ-phase reactive power strap communication output 

 YTA ∮-3BJ Power Factor Meter 
 YIA ∮-3IJ strap transmitter output power factor 
 YTA ∮-3RJ strap communication output power factor 

 YTAPQ ∮-3BJ three-phase active and reactive power factor meter 
 YIAPQ ∮-3IJ three-phase active and reactive power factor strap transmitter output 
 YTAPQ ∮-3RJ three-phase active and reactive power factor strap communication output 

 YTAI-3BJY three-phase ammeter 
 YIAI-3IJY three-phase meter with a transmitter output 
 YTAI-3RJY output three-phase meter with communication 

 YTAU-3BJY three-phase voltage meter 
 YIAU-3IJY strap transmitter output phase voltage 
 YTAU-3RJY strap communication output phase voltage 


 Overall: 72 * 72 holes; 68 * 68 
 YTAI-3BQ three-phase AC ammeter 
 YTAI-3IQ three-phase AC current meter with a transmitter output 
 YTAI-3RQ three-phase AC current meter with communication outputs 

 YTAU-3BQ three-phase AC voltage meter 
 YTAU-3IQ three-phase AC voltage transmitter strap 
 YTAU-3RQ three-phase AC output voltage strap communication