Insulation parts

Insulator

1.No flaw,crack in the surface and interior  ,each bar color uniform(green or light yellow).

2.Can withstand the sawing,milling,planning,drilling,lathe and other mechanical processing.

3.Internal thread can be tapping with screw tap,external thread can be polished,but not allowed to bear overload. read more

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Epoxy Resin Sheet Mechanic Parts

1. Heat resistance class: F
2.Producing procedure: G10,G11 Epoxy plate is made from electricity fiberglass cloth immeresed with epoxy resin through hot pressing.
3. Characteristics: G10 laminate epoxy plate is with  high temperature resistance,high mechanical properties and dielectric properties,good heat resistance. In addition, FR4 sheet has anti-fire property.
4. Usage: It is widely used for electrical insulation as the components in the structure of electrical equipment,including the design of the switch, computer, printer circuit board, drilling pad with governance, such as PCB test shelf,can be used in humid conditions and transformer oil situation. read more

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Off-circuit Three Phase Linear Tap Changer

-Used in mineral oil or silicon oil
-Rated voltage 10KV-35KV
-Rated current from 63A-300A
-Tapping position:3-9
-Regulation 2.5% per position

Specifications

WST30

Phase number

Three-phases

Connection mode

Central point (II)  Neutral point (III)  Terminal Point(I)

Rated through current (A)

30

Short-circuit capacity

Heat stableness current (KA/2s)

0.7

Dynamic stableness current (KA)

1.8

Rated frequency

50~60

Insulation level (KV)

Rated voltage (KV)

10KV

Power-frequency withstand Voltage (50Hz/1min)

42KV

Impulse (1.2/50μs)

75KV

Sealing performance (KPa/24h)

60

Machine life (Thousands of times)

2

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Off-circuit Round Tap Changer

This series switch was designed together by Shenyang Transformer Research Institute and many Chinese switch manufacturers.The switch adopts new structure, new material, and new technology, having the advantages of reasonable structure, good hand-feeling, flexible rotation, accurate location etc.And the switch applies to the three-phase oil-immersed electrical power transformer with the frequency of 50HZ、60HZ, the rated voltage of 10KV、35KV, the rated current of 63A、125A、250A. Off-circuit tap-changers can be directly fixed on the tank cover of the transformer. read more

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Contact Us

ZTELIC focuses on the research and development of new products and has established research and development institutions and experimental centers in cooperation with many universities in China. The products produced by ZTELEC have passed the tests of CNAS, IAC-MRA, AL, CMA and other inspection agencies.
Tel:0086 371 67120632
WeChat:+8618638125176
WhatsApp:+8618638125176
Email:danielfu1958@gmail.com