Ningbo Macwey Industrial Technology Co.,Ltd
                                                                                                           
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High Sensitivity CT PT Transformer Wall Mounted CT Current Transformers 10KV

Price Negotiable
Price: $85
MOQ: 1 piece
Delivery Time: 15 days
Brand: MacweyTEK
Product Description

LAJ-10Q, LFZBJ-10KV Wall-Mounted Epoxy Resin Current Transformers High Sensitivity Current Transformer

 

Product descriptions
The LAJ-10, LAJ-10Q, and LFZBJ-10 Current Transformers are wall-mounted epoxy resin-cast insulated CTs, designed for 10kV power systems (50Hz / 60Hz). ·LAJ-10Q series is built for all-condition operation, ensuring reliable performance in more complex and demanding environments. ·All models are ideal for energy metering, current measurement, and relay protection, offering long service life, high accuracy, and stable performance in both standard and harsh conditions.
 
Service conditon
·Altitude: ≤1000m ·
Ambit temenperature: -5°C ~ +40°C ·
Relative humidity: ≤90% at 20°C ·
Environment: Free from harmful gases, chemicals, pollutants ·
Operation: Stable, no vibration or impact ·
Special for LAJ-10Q: Built for all-weather, all-condition operation
Construction & Features
·Wall-mounted resin cast design: Options include single-turn, multi-turn, and busbar types ·Durability: Semi-closed structure for ≤300A; hermetically sealed structure for 400A–800A models ·Windings: oPrimary (P1, P2): Busbars extending from both ends, easy for wall-mounted installation oSecondary (S1, S2): Exposed terminals at the base for quick access & secure connection ·Core: High-quality silicon steel core ensures low losses and improved accuracy ·Standards: Fully compliant with GB1208-1997 and IEC60044-1 ·Applications: Current measurement, energy metering, relay protection in 10kV medium-voltage systems
 
Technical Parameters ·
Rated voltage: 10kV ·
Primary current range: 5A – 3000A ·
Accuracy classes: 0.2S, 0.2, 0.5, 10P10, 10P15 ·
Short-time thermal current: up to 40kA ·
Dynamic current: up to 90kA
 
Rated Primary Current (A)
Accuracy Class Combination
Rated Output (VA)
Rated Short-time Current (kA/1s)
Rated Dynamic Current (kA)
0.2S
0.2
0.5
10P10
10P15
5~100
0.210.2
0.2S/10P10
0.2/10P10
0.5/10P10
0.2/10P15
0.5/10P15
10
10
10
15
15
100|1n
250|1n
150
13.5
34
200
18
45
300
27
67
400
30
75
500
36
90
600
750
40
800
1000
 
 
Outline & Dimensions
 
 

 

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Company Ningbo Macwey Industrial Technology Co.,Ltd
Location No.218, Weier Road, Chongshou Industrial Park, Cixi City (Ningbo), China
Contact Person Alec Sung

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