Shanghai Gaosuo Electrical Co., Ltd.
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High Voltage Instrument Transformer

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Product Title

LA-10Q Current Transformer

The LA-10Q current transformer is suitable for 10kV power systems with a rated frequency of 50Hz/60Hz, for electric energy metering, current measurement, and relay protection. It has a semi-enclosed epoxy cast structure, with a rated primary current of 5-1000A, and complies with GB 1208 standards.
LA-10Q Current Transformer

Product Details

Product Details

LA-10Q Current Transformer

LA-10Q High-voltage Epoxy Cast Current Transformer

Overview

The LA-10Q current transformer is suitable for power systems with a rated frequency of 50Hz or 60Hz and a rated voltage of 10kV, for electric energy metering, current measurement, and relay protection. The product complies with GB 1208 "Current Transformers".

Model and Meaning

Model Meaning Diagram

Model Meaning Diagram

Normal Operating Conditions

Installation site: Indoor.

Ambient temperature: Maximum 40C; Minimum -5C; Daily average not exceeding 30C.

Atmospheric conditions: No heavy pollution in the atmosphere. The LA-10Q current transformer can operate stably for a long time under the above conditions.

Technical Parameters

Product ModelRated Primary Current (A)Accuracy Class CombinationRated Output (VA)Rated Short-time Thermal Current (kA/s)Rated Dynamic Stability Current (kA/s)
LA-10Q50.2/10P10
0.5/10P10
10/150.450.8
100.91.6
151.42.4
201.83.2
302.74.8
403.66.4
504.58
756.812
100916
15013.524
2001832
30022.540.5
4003054
5003054
6003054
8004072
10005090

Rated secondary current: 5A or 1A.

Rated insulation level: 12/42/75kV.

Structure and Features

Transformers with a rated primary current of 5~300A have a multiple-turn through-type semi-enclosed cast insulation structure. The laminated core is exposed, and the cast body is mounted on a panel with a nameplate, grounding bolt, and four mounting holes.

Transformers with a rated primary current of 400~1000A have a single-turn through-type fully enclosed cast insulation structure. The secondary coil is evenly wound on a ring core, and the cast body is mounted on a panel with a nameplate, grounding bolt, and four mounting holes. The LA-10Q current transformer is compact and easy to install.

Outline Drawing and Installation Dimensions

Outline and Installation Dimensions Diagram

Ordering Information

Please provide the following parameters when ordering:

  • Product model
  • Rated current ratio (A)
  • Accuracy class combination and rated output (VA)
  • Altitude (m)

Note: If users have special requirements, they can be determined through negotiation with our company.

LA-10Q Indoor Epoxy Cast Current Transformer

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