0.1 Class Current Transformer (NRC07)

• Customization: Available
• Accuracy: 0.1, 0.2, 0.5 Class
• Turn Ratio: 1:2000/1:3000
• Model NO.: NRC07
• Working Temperautre: -25~75
• Relative Humidity: 80~90%
• Transport Package: Standard export carton
• Specification: IEC62053-21
• Trademark: NCR
• Origin: China
• HS Code: 85045000
• Production Capacity: 100, 000 pcs/month

Product Description

0.1 Class Current Transformer NRC07




Used for a current sensing device for utility energy meter.
Moisture-proof and vibration-resistant.
Encapsulation by epoxy resin, with high insulation ability.
Casing by flame retardant PBT.
DC-tolerance version available (IEC62053-21 standard).

Characteristics			Values
Operating frequency			50/60Hz
Operating temperature			-25  º C ~ 75  º C
Relative humidity			80% ~ 90%
Rated primary current     I p			10 or 20A
Maximum primary operating current I max			100A
Rated secondary current I s			When I p =10A, I s =4mA When I p =20A, I s =8mA
Turn ratio N			1: 2500
Testing current for DC component I test			I max /
Burden resistor R b			5 Ω , 10 Ω , 20 Ω
Accurate operating current range			5% I p ~ I max
Accuracy class			0.2%
Insulation intensity under power frequency			Without damage by 4000V for 1 min.
Insulation resistance			> 50M Ω