15kv/24kv/38kv Outdoor Epoxy Resin Current Transformer

• Application: Instrument
• Type: Current Transformer
• Phase: Single
• Operation Condition: Outdoor
• Usage: Protection, Measurement
• Winding Form: Multilayer Honeycomb Type
• Model NO.: LZW-24
• Insulating Medium: Epoxy Resin
• Installation: Extension Type
• Magnetic Circuit Structure: Combined Type
• Transport Package: Wooden Case
• Specification: 24KV, 50HZ/60HZ, 800-50A/5A
• Trademark: HEMG
• Origin: China
• Production Capacity: 50000

Product Description

24kV CURRENT TRANSFORMERS FOR POLLUTED AREAS            

No.	Description	Required	Offered
	Manufacturer	To be specified	HEMG
	Country of origin	To be specified	China
	Manufacturer's reference/cat. Number	To be specified	LZW-24
	Standards of quality management	ISO 9001	ISO 9001 (check attachment)
	Applicable standards	IEC 60185, IEC 60044-1 or equivalent	IEC 60185, IEC 60044-1 or equivalent
	Type	Single phase, outdoor, epoxy cast resin or polymer (silicone rubber or silicone alloy) insulator capable of operating under polluted conditions such as coastal areas, hoarfrost, industrial contamination, UV radiation, etc., as well as humid tropical climat	Single phase, outdoor, epoxy cast resin , insulator capable of operating under polluted conditions such as coastal areas, hoarfrost, industrial contamination, UV radiation, etc., as well as humid tropical climate
	Rated maximum system voltage [kV]	24	24
	Ratio transformers (Double-ratio: Ir11-Ir12/Ir2) [A]	5-10/5 10-20/5 15-30/5 20-40/5 25-50/5 30-60/5 50-100/5 75-150/5 100-200/5 150-300/5 200-400/5 250-500/5 300-600/5 400-800/5	5-10/5 10-20/5 15-30/5 20-40/5 25-50/5 30-60/5 50-100/5 75-150/5 100-200/5 150-300/5 200-400/5 250-500/5 300-600/5 400-800/5
	Number of secondary winding	1	1
	Accuracy class	0.5	0.5
11	Rated continuous thermal current	1.2x(Ir11-Ir12)	1.2x(Ir11-Ir12)
	Rated burden [VA]	10	10
	Rated short-time thermal current (Ith), 1s [kA].
	CT 5-10/5A CT 10-20/5A CT 15-30/5A CT 20-40/5A CT 25-50/5A CT 30-60/5A CT 50-100/5A CT 75-150/5A CT 100-200/5A CT 150-300/5A CT 200-400/5A CT 250-500/5A CT 300-600/5A CT 400-800/5A	0.8 1.6 2.4 3.2 4.0 4.8 8.0 12.0 16.0 24.0 25.0 25.0 25.0 25.0	0.8 1.6 2.4 3.2 4.0 4.8 8.0 12.0 16.0 24.0 25.0 25.0 25.0 25.0
	Rated dynamic current (Idyn) [kA]	2.5 x Ith	2.5 x Ith
	Rated frequency [Hz]	50	50
	Lightning impulse withstand voltage (1.2/50ms [kVp]	125	125
	Power frequency withstand voltage on primary winding, 50Hz, 1min [kVrms]	50	50
	Power frequency withstand voltage on secondary winding, 50Hz, 1min [kVrms]	2	2
	Creepage distance [mm]	³ 600	³ 600
	Max. ambient temperature [°C]	50	50
	Max. relative humidity [%]	90	90
	Limits of temperature rise  [°C]	60	60
	Included accessories	1) The MV terminals and connectors made of tinplated copper for aluminum/copper conductors up to 240sqmm.           2).The secondary wiring cover made of aluminum, stainless steel or hot dip galvanized steel; The bolts of the cover having a provision for security sealing. . 3).The base made of aluminum, stainless steel or hot dip galvanized steel. 4)Bolts, nuts, and washers made of hot dip galvanized steel or stainless steel.	1). The MV terminals and connectors made of tin-plated copper for aluminum/copper conductors up to 240sqmm. 2).The secondary wiring cover made of pastic 3) The base made of steel 4)Bolts, nuts, and washers made of hot dip galvanized steel or stainless steel.
	Inspection and tests	1) Type tests, which have been carried out by an independent testing laboratory on the similar products, shall be submitted with the tender as follows: Shorttime current test; Temperaturerise test; Lightning impulse test on primary winding; Wet test for outdoor type transformer; Determination of accuracy. 2) Routine tests, which shall be made by the manufacturer on each supplied individual product at the manufacturer's factory, shall be submitted to the Purchaser upon the goods to be delivered. These tests shall be carried out as follows: Verification of terminal markings; Powerfrequency withstand test on primary and secondary windings; Partial discharge measurement; Powerfrequency withstand test between sections; Interturn overvoltage test; Determination of accuracy. - 3) Acceptance tests (sample test), which have been carried out by an independent testing laboratory on supplied typical voltage transformer, including: Powerfrequency withstand tests on primary and secondary windings; Determination of accuracy	1)We offer the similar type test report  LCZ-35 ( because  35KV is stardared voltage  in our country ,this voltage adapt below 35kv current transformer ) 2).when manufacturer  finish the producing , manufacturer will offer for buyer 3).when manufacturer  finish the producing , manufacturer will offer for buyer
	Catalogues/drawings		Check attachment
	Certificate of pattern approval
	Reference lists as stipulated in the commercial requirements