High Voltage 800/5A 400/5A 250/5A 100/5A 5/1A Lmzj1-0.5s 0.2s Current Transformer

• Application: Metering
• Type: Current Transformer
• Phase: Single
• Operation Condition: Outdoor
• Usage: Protection, Measurement
• Winding Form: Single Layer & Tightly Wound Type
• Model NO.: LMZ
• Insulating Medium: Epoxy Resin
• Installation: Extension Type
• Magnetic Circuit Structure: Single Stage Type
• Voltage Transformation Principle: Electromagnetic Type
• Transport Package: Export Box
• Trademark: DGG
• Origin: China
• HS Code: 8504311000
• Production Capacity: 100000PCS/Year

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.


NORMAL ENVIRONMENTAL CONDITIONS

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

TECHNICAL PARAMETERS

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.

Table 1: Current Part of the Technical Parameters
 

Type	Rated primary current(A)	Rated output VA(COSΦ =0.8lag)
		0.2S	0.2	0.5S	0.5	1
LFZ1D-DGG1	10-60	5-2.5	5-2.5	5-2.5	5-2.5	5-2.5
LMZ(1D,2D)-DGG1	75-500	5-2.5	5-2.5	5-2.5	5-2.5	5-2.5
LMZ(3D,4D)-DGG1	600-1500	10-3.75	10-3.75	10-3.75	10-3.75	10-3.75

OUTLINE AND INSTALLATION DIMENSIONS

 
Type 2: 

Model	Rated Primary Current (A)	H	H1	M	L1	Remarks
LMZ(1D, 2D, 3D, 4D) -DGG1	75-200	138	7	74	34
	300-500	138	9	54	46
	600-800	146	30	54	84
	1000-1500	164	50	54	104

OUTLINE AND INSTALLATION DIMENSIONS