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JLSZXW5-12

CATALOGUE

OUTDOOR HT METERING UNIT SET JLSZXW5-12

The model belongs to outdoor pole mounted dry type cycloaliphatic epoxy combined metering transformer. It is widely used in outdoor and Weather: Temperature can be from -5 to +55, Relative humidity and Altitude can be Up to 95% and 2000 m, can be installed in the areas of Pollution resistance level IV, no salt air and explosive gases etc.

DESCRIPTION

Main Technical Data Sheet

No

Item

CT

VT

1.

Rated System Voltage

11 kV

2.

Max. System Voltage

12 kV

3.

Impulse Withstand Voltage BIL

75 kV

4.

Power Frequency Test Voltage (r.m.s.) 1 minute (Primary)

28 kV

Power Frequency Test Voltage (r.m.s.) 1 minute (Secondary)

3 kV

5

Method of earthed

Effectively earthed

6

Ratio

5/5A10/5A15/5A

25/5A30/5A50/5A

75/5A100/5A200/5A

300/5A400/5A

11/√3/0.11/√3 kV

7

Rated Frequency

50 Hz

8

Rated Continuous Thermal Current

120%(1.2)

/

9

Rated Short time current (Ith) (thermal 1 second)

40×Ipr

/

10

Rated Dynamic Current (Idyn)

2.5×Ith

/

11

Rated Voltage Factor

/

1.2Un/Continuous

12

Standard connection

/

Y-Y

13

No. of Secondary Winding

1

1

14

Rated Output(VA)

10

15

15

Accuracy Class

0.2 Metering

0.2 Metering

16

Instrument Security Factor (FS)

5

/

17

Creepage Distance  

505mm

18

No. of CTs and VTs

3VT+3CT

19

Type

Outdoor Pole mounted Dry Type.

20.

Applicable Standard

IEC: 61869-1&2 (Latest Edition)

IEC: 61869-1&3 (Latest Edition)

Note:Upon request we are glad to offer transformers according to other technical specs


Other Features:

a). The integrated unit is hot vacuum cast in an insulating resin, to achieve a discharge free high voltage insulation. The epoxy resin used in the outdoor environment has a whole full-casing design
b). Secondary terminals are covered by stainless steel metal to seal.

c).A secondary shorting switch strap provided in the junction box.

d). The lid of the secondary terminal box of the transformers ( metering unit) are provided with sealing facilities by using sealing screws to prevent access to the unauthorized persons.

e). Lifting tackles are provided for convenient and safe handing of the combined transformers.

f). External terminals for connection to overhead line (primary side) suitable for a range of stranded copper or aluminum conductors of 20 sq mm to 100 sq mm.

Outline drawing:





Wiring diagram:


Contact Us

Email: international2@chuangy.com

Address: 1F block B,Jiada R&D Bldg, High-tech Park,Nanshan,Shenzhen,China

Post code :518057

Tel. 0086-755-86000713


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