Combined Transformer 11kv Outdoor Oil Immersed Type

• Customization: Available
• Application: Metering
• Type: Combined Transformer
• Model NO.: JLSJWS
• Operation Condition: Outdoor
• Usage: Protection, Measurement
• Winding Form: Single Layer & Tightly Wound Type
• Insulating Medium: Epoxy Resin
• Installation: Extension Type
• Magnetic Circuit Structure: Single Stage Type
• Voltage Transformation Principle: Electromagnetic Type
• Transport Package: Export Box
• Trademark: DGG
• Origin: China
• HS Code: 8504311000
• Production Capacity: 100000PCS/Year

Product Description

General

This type of voltage transformer adopts epoxy-resin vacuum casting, assembled by 4 single phase winding is applicable for power systems of rated frequency 50Hz or 60Hz and rated voltage up to and including 10kV, used for electric energy metering and voltage measurement. It is featured with long creepage distance, high secondary output capacity, stable insulation, excellent performances against pollution, UV or acid rain,etc. Special specifications with load control output and power output are available at request.
It complies with the standards GB 20840.1-2010 Instrument transformers-Part 1: General requirements, GB 20840.2-2014 Instrument transformers-Part2:Additional requirements for current transformers, GB20840.3-2013 Instrument transformers-Part3:Additional requirements for inductive voltage transformers and GB 20840.4-2015  Instrument transformers-Part 4: Additional requirements for combined transformers.



Use environment

1. Altitude:should not exceed 3500m
2. Ambient temperature:-40ºC~+40ºC
3. Air relative humidity:≤85%
4. Air relative site:outdoor.

Technical parameter

1. Insulation level:12/42/75kV, 7.2/30/60kV
2. Power factor:cosφ=0.8
3. Rated frequency :50Hz or 60Hz
4. Weight: 110kg

Technical ratio
 

Current part of the technical parameter
TYPE	Rated primary current(A)	Accuracy class	Rated output	Insulation level(kV)
6W	5-600	0.2S-10	72|1n	180|1n
10W	5-600	0.2S-10	72|1n	180|1n
Voltage part of the technical parameter
TYPE	Rated voltage ratio(V)	Accuracy class-rated output(VA)	Limit output
6W	6000/100	0.2-15	300
10W	10000/100	0.2-15	300