Low Current Measure Zero Phase Current Transformer

• Application: Electronic, Instrument, Position Sensor, Audio
• Type: Current Transformer
• Phase: Three
• Operation Condition: Indoor
• Usage: Protection, Measurement
• Winding Form: Multilayer Honeycomb Type
• Model NO.: LSY3-10/107
• Insulating Medium: Epoxy Resin
• Installation: Busbar Type
• Magnetic Circuit Structure: Single Stage Type
• Voltage Transformation Principle: Electromagnetic Type
• OEM: Offered
• Frequency: 50Hz/60Hz
• MOQ: 1PCS
• Certificate: ISO CCC IEC CE
• Rated Current Ratio (a): 75/1,100/1,150/1,200/1,300/1,400/1,500/1,600/1
• Rated Secondary Current: 5A or 1A
• Rated Voltage: 0.5kv
• Transport Package: Wooden
• Specification: Standard or customization
• Trademark: DAHU
• Origin: China
• HS Code: 8504311000
• Production Capacity: 10000PCS/Mouth

Product Description

General

This type of transformer adopts an integral casting structure, is applicable for power systems of rated frequency 50Hz or 60Hz and rated voltage up to and including 0.66kV, used for current measurement, electric energy metering, relay protection, etc.
It complies with the standard Q/GDW1572-2014 Technical specification of a low-voltage current transformer for metering.


Use environment 

1. Altitude: should not exceed 1000m
2. Ambient temperature:-5ºC~+40ºC
3. Air relative humidity:≤85%
4. Air relative site: indoor.

Technical parameter

1. Rated secondary current: 5A or 1A
2. Power factor: cosφ=0.8(lag)
3. Rated frequency: 50Hz or 60Hz
4. Rated primary current, rated output, and accurate level see table 1
5. Insulating property: primary winding to secondary winding and ground, and secondary winding to the ground can bear the power frequency withstand voltage 3kV for 1min.

Type	Rated Current ratio(A)	Mongline rated secondary output(VA)				Twin coil rated secondary output(VA)
		0.2S	0.2	0.5	10P10	0.5	10P10
LSY3-10/107	75/5	/	/	1	/	1	/
	100/5	/	/	2.5	/	1	/
	150/5	/	/	2.5	2.5	1.5	/
	200/5	/	2.5	2.5	5	2.5	5
	300/5	2.5	2.5	5	5	2.5	5
	400/5	5	5	5	7.5	5	7.5
	500/5	5	5	10	10	5	10
	600/5	5	10	10	10	5	10
	800/5	10	10	10	10	5	10

Overall dimension drawing