- Model NO.: NRC08
- Phase: Current Transformer
- Usage: Energy Meter
- Installation: Current Transformer
- Working Temperature: -25~75
- Trademark: NCR
- Specification: IEC62053-21
- HS Code: 85045000
- Type: Current Transformer
- Operation Condition: Outdoor
- Winding Form: Multilayer Honeycomb Type
- Accuracy: 0.1%, 0.2%, 0.5%
- Relative Humidity: 80%~90%
- Transport Package: Standard Export Carton
- Origin: China
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).
|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|
|Insulation intensity under power frequency||Without damage by 4000V for 1 min.|
|Insulation resistance||> 50M Ω|