lzck720-10-1

LZCK720-10

LZCK series split core current transformer is suitable forcurrent measurement and microcomputer protection of electrical equipment in 10KV and 35KV AC power system. It is widely used in compact fully insulated ring network switchgears such as ABB-Safe Ring/Safe Plus…and cable distribution boxes.
The transformer can be directly installed at the inlet andoutlet cables.The slice is imported silicon material. Thesemicircular ring core and secondary windings arevacuum poured by insulated resin.

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Product Description

Technical parameters
Standards IEC60044-1; IEC 61869-2; NTC 2205; ANSI C57.13; GB1208-2006
Rated primary current 100-1500A
Rated load ≤10VA
Rated frequency 50Hz or 60Hz
Rated secondary current 5A or 1A
Rated short-time thermal current 40kA, 1S
Rated continuous thermal current 120%I1n
Secondary winding power-frequency voltage 3kV, 1min
Instrument security factor FS≤10
Mechanical parameters
Dimensions (W×D×H) (mm) φ80xφ110×50
Weight (kg) 2.1
Operating conditions
Operating temperature -35°C to +55°C
Daily average temp <+40°Cto
Storage temperature -40°C to +70°C
Altitude <3500 meters
Condition No existence of severely begrimed, erosive and radioactive gas in the air. Permission of long-term operation under rated current.