HomeYour location:HomeHigh voltage electrical appliancesHigh voltage through wall conduit → CL CW CWL CWWL CWW CM CMWW CB CWVB High voltage through wall ceramic conduit
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Product name: CL CW CWL CWWL CWW CM CMWW CB CWVB High voltage through wall ceramic conduit
specification: CL CW CWL CWWL CWW CM CMWW CB CWVB CL CW CWL CWWL CWW CM CMWW CB CWVB High voltage through wall ceramic conduit
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Category: High voltage electrical appliances -- High voltage through wall conduit
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Price: factory price
Brand: Shanghai
Place of Origin: China
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Available Quantity: batch
delivery cycle: Spot goods (or inquire by telephone)
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  Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058

Email 91way@163.com
Wechat 13916500500(Wechat)


CL CW CWL CWWL CWW CM CMWW CB CWVB High voltage through wall ceramic conduitDetailed product description:Column tabs
Usage and classification

CL CW CWL CWWL CWW CM CMWW CB CWVB high-voltage through wall porcelain conduit is suitable for insulation and support of conductive parts passing through walls or other grounding objects in power stations, substations, distribution equipment, and high-voltage electrical appliances with AC voltage below 35kV. The conduit is suitable for ambient temperatures ranging from -40 to+40.  
The ceramic conduit through the wall is divided into outdoor and indoor according to the installation location. Divided by structure into guide rod type and busbar type. According to the conductor material used, it can be divided into aluminum conductors and copper conductors. Divided into ordinary type and stain resistant type according to installation location.  

Technical standards

CL CW CWL CWWL CWW CM CMWW CB CWVB high-voltage through wall porcelain bushing is manufactured in accordance with the national standards GB12944.1-12944.2.  

Model Description

CL indoor aluminum conductor through wall ceramic conduit
C - Indoor copper conductor through wall ceramic conduit
CWL - Outdoor - Indoor Aluminum Conductor Wall Ceramic Sleeve
CWWL - Pollution resistant outdoor indoor aluminum conductor through wall ceramic conduit
CW - Outdoor - Indoor Copper Conductor Wall Ceramic Sleeve
CWW - Pollution resistant outdoor indoor aluminum conductor through wall ceramic conduit
CM - Indoor busbar type through wall ceramic conduit
CMWW - Pollution resistant outdoor indoor busbar type through wall ceramic conduit
CB indoor round copper guide rod through wall ceramic sleeve
CWB - Outdoor - Indoor Round Copper Guide Rod Wall Ceramic Sleeve

Sleeve form

Rated voltage of casing (effective value)

Maximum voltage of casing (effective value)

Power frequency voltage (effective value) not less than

Lightning impulse withstand voltage (peak value) not less than

Dry tolerance 1min

Moisture tolerance 1min

puncture

Visible corona

Ordinary and stain resistant types

six
ten
twenty
thirty-five

six point nine
eleven point five
twenty-three
forty point five

twenty-three
thirty
fifty
eighty

fifty-eight
seventy-five
one hundred and twenty
one hundred and seventy-six



fourteen point eight
twenty-five point eight

sixty
seventy-five
one hundred and twenty-five
one hundred and eighty-five



Table 3 Main dimensional characteristics of busbar type through wall ceramic conduit mm

Sleeve model

drawing number

Rated voltage kV

Installation location

Total length L

One end length Ltwo

Install flange

The maximum diameter of the casing at the point of penetration into the wall hole

Ceramic sleeve aperture dthree

Minimum nominal creepage distance for outdoor end

Filth level

Rated bending load kN

Aperture dtwo

Hole spacing a

Number of holes

CM-10-90

CM-10-160

seven

seven

ten

ten

Indoor

four hundred and eighty

five hundred and five

two hundred

two hundred and ten

eighteen

eighteen

two hundred

two hundred and sixty

four

four

two hundred and twenty

two hundred and eighty

ninety

one hundred and sixty

-

-

four

eight

outdoor

Indoor

CMWW-20-180-1

CMWW-20-270-1

CMWW-20-330-1

seven

seven

seven

twenty

twenty

twenty

seven hundred and twenty

seven hundred and twenty

seven hundred and twenty

three hundred and twenty

three hundred and twenty

three hundred and twenty

eighteen

eighteen

twenty-two

three hundred

three hundred and sixty

four hundred and twenty

four

four

four

three hundred and thirty-five

four hundred and twenty-five

five hundred

one hundred and eighty

two hundred and seventy

three hundred and thirty

four hundred and fifty

four hundred and fifty

four hundred and fifty

I

sixteen

sixteen

thirty



Table 4 Main dimensional characteristics of ceramic bushing for round copper conductive pole through wall mm

Installation location

Sleeve model

drawing number

L

Lone

Ltwo

d

a

Done

Dtwo

Lthree

Minimum nominal creepage distance for outdoor end

Rated bending load kN

Indoor

CB-35/400

CB-35/600

nine

nine

nine hundred and twenty-five

nine hundred and twenty-five

eight hundred and ten

eight hundred and ten

three hundred and seventy

three hundred and seventy

one hundred and eighty

one hundred and eighty

two hundred

two hundred

fifteen

fifteen

M14 × 1.5

M20 × 1.5

forty

forty

-

-

seven point five

seven point five

Outdoor -
Indoor

CWB-10/400

CWB-10/600

CWB-10/400

CWB-10/600

eight

eight

nine

nine

five hundred and eighty

five hundred and eighty

nine hundred and eighty

nine hundred and eighty

four hundred and seventy

four hundred and seventy

eight hundred and sixty

eight hundred and sixty

two hundred and fifty-five

two hundred and fifty-five

four hundred and thirty

four hundred and thirty

one hundred and ten

one hundred and ten

one hundred and eighty

one hundred and eighty

one hundred and seventy-five

one hundred and seventy-five

two hundred

two hundred

eighteen

eighteen

fifteen

fifteen

M14 × 1.5

M20 × 1.5

M14 × 1.5

M20 × 1.5

forty

forty

forty

forty

two hundred and thirty

two hundred and thirty

five hundred and ninety-five

five hundred and ninety-five

seven point five

seven point five

seven point five

seven point five


CL CW CWL CWWL CWW CM CMWW CB CWVB High Voltage Wall Ceramic Sleeve Installation Size 1

CL CW CWL CWWL CWW CM CMWW CB CWVB High Voltage Wall Ceramic Sleeve Installation Size 2

name
model
rated voltage
(KV)
Rated current (A)
remark
Indoor
aluminum conductor
CL-
10KV
250A、400A、630A、1000A、1600A
2000A、3150A
35KV
250A、400A、630A、1000A、1600A
outdoor
aluminum conductor
CWL-
10KV
250A、400A、630A、1000A、1600A
2000A、3150A
20KV
2000A、3150A、4000A
35KV
250A、400A、630A、1000A、1600A
Indoor
copper conductor

C-

CB-

10KV
250A、400A、630A、1000A、1600A
2000A、3150A 、4000A
35KV
250A、400A、630A、1000A、1600A
CC-
10KV
1000A、1600A、2000A copper rod
CB-
35KV
400A、630A、1000A、1500A、2000A copper rod
outdoor
copper conductor

CW-

CWB-

10KV
250A、400A、630A、1000A、1600A、2000A、3150A
20KV
2000A、3150A、4000A、5000A
35KV
250A、400A、630A、1000A、1600A
CWC-
10KV
1000A、1600A、2000A、 Copper bars and rods
20KV
1000A、1600A、2000A、3150A Copper bars and rods
35KV
1000A、1600A、2000A、3150A Copper bars and rods
busbar
wall bushing
CM-12-86
12KV
CM-12-105
12KV
CM-12-142
12KV
CM-12-160
12KV
CM-24-130
24KV
CMW-24-180
24KV
4000A
CMW-24-330
24KV
8000A
CMW-40.5-320
40.5KV
6000A
CMW-24-330
24KV
10000A
outdoor
anti-fouling
CWWL-
35KV
400A、630A、1000A、1600A aluminum bar
CWW-
35KV
400A、630A、1000A、1600A copper busbar


CL CW CWL CWWL CWW CM CMWW CB CWVB High voltage through wall porcelain conduit

CL CW CWL CWWL CWW CM CMWW CB CWVB High voltage through wall ceramic conduit
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