ZTS-24kV 250A Separable Insulated Connector

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Product Details

ZTS-24kV 250A Separable Insulated Connector provides a fully screened and fully submersible separable connection when mated with the proper bushing or plug. Built-in capacitive test point to determine the circuit status or install a fault indicator. No minimum phase clearance requirements. Mounting can be vertical, horizontal, or any angle in between.

 

Provides a fully screened and fully submersible separable connection when mated with the proper bushing or plug.

Built-in capacitive test point to determine the circuit status or install a fault indicator,

No minimum phase clearance requirements.

Mounting can be vertical, horizontal, or any angle in between.

 

Application

1.For connection of polymeric cable to transformers, switchgear, motors and other equipment with a premoulded separable connector.

2.For indoor and outdoor installations.

3.System voltage up to 24 kV.

4.Continuous current 250 A (300 A overload for 8 hours).

5.Cable particulars:
-Polymeric cable (XLPE,EPR,etc.)
- Copper or aluminum conductors
- Semiconducting or metallic screens
- Conductor size 25~120 mm2

 

Inference Information

 

Product Structure

1.Conducting Rod: Inertia welded bimetallic compression connector accepts copper or aluminum conductors.

2.SEMI-CONDUCTIVE INSERT: Moulded EPDM conducting rubber screen controls electrical stress.

3. Capacitive Test Point: Capacitive test point provides a means to check circuit status. A moulded EPDM conducting rubber cap earths the test point when not in use.

4. Stress Relief:The confi guration of the outer screen and insulation provides cable stress relief.

5. Cable Entrance:The sized opening provides an interference fit to maintain a watertight seal.

6. SEMI-CONDUCTIVE SHIELD: Moulded EPDMconducting rubber mates with the cable screen to maintain screen continuity and ensure that the assembly is at earth potential.

7.Grounding Eye: Moulded into the external screen for connection of an earthing wire.

8. Insulation: Moulded EPDM insulating rubber is formulated and mixed in-house to ensure high quality.

9. Locking Ring Groove: Provision for an optional three-phase locking ring.

 

Technical Parameters
Ratings Overview

Description

Parameters

(Um)Maximum system voltage

24kV

Impulse withstand voltage

125kV

AC withstand voltage ,5min

54kV

Continuous operating current

250A

Overload (8 hrs. Max.)

300A

Short circuit withstand 1s

12.5kA

REMARK: All the data based on the standardsIEC. Not the limited.

 

 

Order Information

 

The cable meet the requirements of GB/T12706 in 8.7/10kV,the order information as following.

Reference No.

Conductor cross section (mm²)

Stretch range over insulation (mm)

Size of stress cone

ZT-10/250-25

25

16.3-19.9

A

ZT-10/250-35

35

16.3-19.9

A

ZT-10/250-50

50

16.3-19.9

A

ZT-10/250-70

70

19.8-23.5

B

ZT-10/250-95

95

23.1-27.1

F

ZT-10/250-120

120

23.1-27.1

F

NOTE: The cable range is the basic element for choosing the product's type. The conductor size is just for reference.

 

 

The cable meet the requirements of GB/T12706 in 8.7/10kV,the order information as following.

Reference No.

Conductor cross section (mm²)

Stretch range over insulation (mm)

Size of stress cone

ZT-24/250-35

35

23.1-27.1

F

ZT-24/250-50

50

23.1-27.1

F

ZT-24/250-70

70

23.6-26.4

H

ZT-24/250-95

95

23.6-26.4

H

ZT-24/250-120

120

27.9-33.5

J

NOTE: The cable range is the basic element for choosing the product's type. The conductor size is just for reference.

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