Lxk-Open Type Zero-Sequence Current Transformer 150mm Inner Diameter

• Customization: Available
• Application: Electronic
• Type: Current Transformer
• Model NO.: LXK-150
• Phase: Single
• Operation Condition: Indoor
• Usage: Protection
• Winding Form: Single Layer & Tightly Wound Type
• Insulating Medium: Epoxy Resin
• Installation: Busbar Type
• Magnetic Circuit Structure: Single Stage Type
• Voltage Transformation Principle: Electromagnetic Type
• Power Factor: Cos=0.8(Lagging)
• Rated Frequence: 50Hz or 60Hz
• Anti-Pollution Grade: Class II
• Ambient Temperature: -5ºC to 40ºC
• Altitude: ≤1000m
• Standard: IEC61869-2 GB/T20840.1 GB/T20840.2
• Transport Package: Wooden Case Packing
• Specification: 82*165*185
• Trademark: LUOKE
• Origin: China
• HS Code: 8504311000
• Production Capacity: 50000

Product Description

LXK-φ80 Type Zero Sequence Current Transformer

Applications

LXK-φ80(100,120,140,150,180,185,250) Zero Sequence Current Transformer is suitable for power measurement, current monitoring and relay protection in power system with Rated frequency 50Hz or 60Hz and Rated voltage 10kV. 
Applicable Standard: IEC60044-1, GB 1208 

10-35KV Zero-Sequence Current Transformers (ZCT): Versatile, Durable & Budget-Friendly

 

Meet our high-performance split-type zero-sequence current transformers, engineered to deliver precise ground-fault detection and protection across 10KV to 35KV systems. Ideal for both indoor and outdoor installations, these ZCTs offer unmatched adaptability, robustness, and cost-efficiency for global utilities, industrial plants, and renewable energy projects.

 

Key Features:

 

Wide Voltage Range: Compatible with 10KV, 20KV, 25KV, and 35KV systems, ensuring flexible application in diverse grid configurations.

 

Split-Body Design: Modular construction allows easy installation and maintenance without disassembling cables, perfect for retrofitting or tight spaces.

 

Customizable Bore Sizes: Choose from 80mm to 300mm inner diameters to fit varying cable dimensions, streamlining project scalability.

 

All-Environment Durability: Weather-resistant epoxy resin insulation and anti-corrosion coatings guarantee reliable operation in extreme indoor/outdoor conditions (-5°C to +40°C).

 

High Accuracy & Affordability: Precision-engineered cores ensure Class 1/0.5 accuracy for fault detection, while optimized manufacturing cuts costs without compromising quality.

 

Why Partner With Us?

Global Compliance: Meets IEC, IEEE, and ANSI standards for seamless integration into international projects.

Rapid Customization: Tailor terminal types, mounting brackets, or labeling to match regional requirements.
Bulk Order Savings: Competitive pricing with volume discounts and expedited global shipping.

 

Applications:

 

Ground-fault protection in power grids & substations

 

Leakage current monitoring for industrial machinery

 

Solar/Wind farm safety systems

 

Mining, oil & gas infrastructure

 

Upgrade Safety, Slash Costs - Our ZCTs combine critical protection with unbeatable value, ensuring your systems stay secure and efficient. Request a quote today for specifications, samples, or OEM/ODM solutions - let's safeguard your networks together!

 

Type Designation

Operation Conditions

Installation area: Indoor.
Ambient temperature: Max. temperature 40ºC;Min. temperature -5ºC;Daily average temperature can't exceed 30ºC.
Air conditions: No heavy pollution in air.

Technical Parameter

Relay model	Connection method of relay winding	Scale division of relay	Primary zero sequence value (A)
DD-11/60 DD-1/60	Series connection	15×1	2.4~4.5
		30×1
	parallel connection	15×2	3~5
		30×2
	Series connection	15×1	3~5
		30×1
	parallel connection	15×2	3~6
		30×2

Rated insulation level: 0.5/3kV

Structure and Feature

The product adopts switching type structure.Iron core is "C" type. Depart secondary winding into two parts, then respectively wind them on the "C" type iron core. Finally cast epoxy resin to mould. There is clamping piece for mounting at the bottom of the product.

Outline and Mounting Dimensions

 

Model	d	D	H	A	B	C
LXK-φ80	80	160	180	120	104	122
LXK-φ100	100	180	200	120	104	122
LXK-φ120	120	200	220	120	104	122
LXK-φ140	140	220	240	120	104	122
LXK-φ150	150	230	250	120	104	122
LXK-φ180	180	260	280	120	104	122
LXK-φ185	185	265	285	120	104	122
LXK-φ250	250	370	405	180	148	180

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