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Tel +86 371 86097078
Tel +86 371 86097078
ANSI porcelain post insulator for substations includes many types, such as TR208, TR227, TR210, TR231, TR214, TR267, TR216, TR278, etc. The drawings and specifications of them are shown in the following.
ANSI porcelain post insulator for substations drawings:
ANSI porcelain post insulator for substations specifications:
|
ANSI Class
|
208
|
227
|
-
|
|
|
Basic Impulse Insulation Level (KV)
|
150
|
150
|
150
|
|
|
Usual Line Voltage (KV)
|
23
|
23
|
23
|
|
|
Leakage distance/in (mm)
|
24(610)
|
24(610)
|
24(610)
|
|
|
Cantilever Strength/Ib (KN)
|
2000(8.9)
|
4000(17.8)
|
8000(35.6)
|
|
|
Tensile Strength/Ib (KN)
|
10000(44.5)
|
20000(89)
|
28000(124.5)
|
|
|
Torsional Strength/in-Ib (N.m)
|
8000 (35.6)
|
16000(71.1)
|
40000(177.9)
|
|
|
Compression Strength /Ib (KN)
|
10000(44.5)
|
20000(89)
|
40000(177.9)
|
|
|
Critical Impulse Flashover Voltage, Positive (KV)
|
170
|
170
|
170
|
|
|
Withstand Voltage
|
Low Frequency, Wet/KV
|
60
|
60
|
60
|
|
Impulse/KV
|
150
|
150
|
150
|
|
|
Radio-Influence Voltage Data
|
Test Voltage to ground/kV
|
15
|
15
|
15
|
|
Maximum RIV at 1000 KHZ/µV
|
100
|
100
|
100
|
|
|
Height-“H”/in (mm)
|
14(356)
|
15(381)
|
15(381)
|
|
|
Shed diameter/in (mm)
|
6-1/2(165)
|
9(229)
|
8-1/4(216)
|
|
|
Bolt circle diameter/in (mm)
|
3(76)
|
5(127)
|
5(127)
|
|
|
(4)Tapped holes, size/in
|
1/2-13
|
5/8-11
|
5/8-11
|
|
|
Cap diameter-“C”/in (mm)
|
4-1/4(108)
|
6-1/4(159)
|
6-1/4(159)
|
|
|
Net Weight/Ib (kg)
|
26(11.6)
|
58(25.8)
|
54(24.0)
|
|
|
ANSI Class
|
210
|
231
|
-
|
|
|
Basic Impulse Insulation Level(KV)
|
200
|
200
|
200
|
|
|
Usual Line Voltage(KV)
|
34.5
|
34.5
|
34.5
|
|
|
Leakage distance/in(mm)
|
37(940)
|
37(940)
|
37(940)
|
|
|
Cantilever Strength/Ib (KN)
|
2000(8.9)
|
4000(17.8)
|
8000(35.6)
|
|
|
Tensile Strength/Ib (KN)
|
12000(53.4)
|
25000(111.2)
|
28000(124.5)
|
|
|
Torsional Strength/in-Ib (N.m)
|
10000 (44.5)
|
20000(89)
|
40000(177.9)
|
|
|
Compression Strength /Ib (KN)
|
15000(66.7)
|
30000(133.4)
|
60000(266.9)
|
|
|
Critical Impulse Flashover Voltage, Positive (KV)
|
225
|
225
|
225
|
|
|
Withstand Voltage
|
Low Frequency, Wet/KV
|
80
|
80
|
80
|
|
Impulse/KV
|
200
|
200
|
200
|
|
|
Radio-Influence Voltage Data
|
Test Voltage to ground/kV
|
22
|
22
|
22
|
|
Maximum RIV at 1000 KHZ/µV
|
100
|
100
|
100
|
|
|
Height-“H”/in (mm)
|
18(457)
|
20(508)
|
20(508)
|
|
|
Shed diameter/in (mm)
|
6-7/16(164)
|
9(229)
|
8-7/8(225)
|
|
|
Bolt circle diameter/in (mm)
|
3(76)
|
5(127)
|
5(127)
|
|
|
(4)Tapped holes, size/in
|
1/2-13
|
5/8-11
|
5/8-11
|
|
|
Cap diameter-“C”/in (mm)
|
4-1/4(108)
|
6-1/4(159)
|
6-1/4(159)
|
|
|
Net Weight/Ib (kg)
|
32(14.2)
|
75(33.4)
|
80(35.6)
|
|
|
ANSI Class
|
214
|
267
|
-
|
|
|
Basic Impulse Insulation Level (KV)
|
250
|
250
|
250
|
|
|
Usual Line Voltage (KV)
|
46
|
46
|
46
|
|
|
Leakage distance/in (mm)
|
43(1092)
|
43(1092)
|
43(1092)
|
|
|
Cantilever Strength/Ib (KN)
|
2000(8.9)
|
4000(17.8)
|
7000(31.1)
|
|
|
Tensile Strength/Ib (KN)
|
14000(62.3)
|
25000(111.2)
|
28000(124.5)
|
|
|
Torsional Strength/in-Ib (N.m)
|
12000 (53.4)
|
20000(89)
|
40000(177.9)
|
|
|
Compression Strength /Ib (KN)
|
15000(66.7)
|
60000(266.9)
|
60000(266.9)
|
|
|
Critical Impulse Flashover Voltage, Positive (KV)
|
280
|
280
|
280
|
|
|
Withstand Voltage
|
Low Frequency, Wet/KV
|
100
|
100
|
100
|
|
Impulse/KV
|
250
|
250
|
250
|
|
|
Radio-Influence Voltage Data
|
Test Voltage to ground/kV
|
30
|
30
|
30
|
|
Maximum RIV at 1000 KHZ/µV
|
200
|
200
|
200
|
|
|
Height-“H”/in (mm)
|
22(559)
|
24(610)
|
24(610)
|
|
|
Shed diameter/in (mm)
|
7-1/4(184)
|
9(229)
|
8-7/8(225)
|
|
|
Bolt circle diameter/in (mm)
|
3(76)
|
5(127)
|
5(127)
|
|
|
(4)Tapped holes, size/in
|
1/2-13
|
5/8-11
|
5/8-11
|
|
|
Cap diameter-“C”/in (mm)
|
4-1/4(108)
|
6-1/4(159)
|
6-1/4(159)
|
|
|
Net Weight/Ib (kg)
|
41(18.2)
|
85(37.8)
|
87(38.7)
|
|
|
ANSI Class
|
216
|
278
|
-
|
|
|
Basic Impulse Insulation Level (KV)
|
350
|
350
|
350
|
|
|
Usual Line Voltage (KV)
|
69
|
69
|
69
|
|
|
Leakage distance/in (mm)
|
72(1829)
|
72(1829)
|
72(1829)
|
|
|
Cantilever Strength/Ib (KN)
|
1500(6.7)
|
3000(13.3)
|
5000(22.2)
|
|
|
Tensile Strength/Ib (KN)
|
16000(71.2)
|
25000(111.2)
|
28000(124.5)
|
|
|
Torsional Strength/in-Ib (N.m)
|
15000 (66.7)
|
40000(177.9)
|
40000(177.9)
|
|
|
Compression Strength /Ib (KN)
|
25000(111.2)
|
60000(266.9)
|
60000(266.9)
|
|
|
Critical Impulse Flashover Voltage, Positive (KV)
|
390
|
390
|
390
|
|
|
Withstand Voltage
|
Low Frequency, Wet/KV
|
145
|
145
|
145
|
|
Impulse/KV
|
350
|
350
|
350
|
|
|
Radio-Influence Voltage Data
|
Test Voltage to ground/kV
|
44
|
44
|
44
|
|
Maximum RIV at 1000 KHZ/µV
|
200
|
200
|
200
|
|
|
Height-“H”/in (mm)
|
30(762)
|
30(762)
|
32(813)
|
|
|
Shed diameter/in (mm)
|
7-3/4(197)
|
9-3/4(248)
|
12-7/8(327)
|
|
|
Bolt circle diameter/in (mm)
|
3(76)
|
5(127)
|
5(127)
|
|
|
(4)Tapped holes, size/in
|
1/2-13
|
5/8-11
|
5/8-11
|
|
|
Cap diameter-“C”/in (mm)
|
4-1/4(108)
|
6-1/4(159)
|
6-1/4(159)
|
|
|
Net Weight/Ib (kg)
|
74(32.9)
|
110(48.9)
|
204(92.6)
|
|
These units are not furnished with mounting bolts. State size at the time of inquiry if mounting bolts are required.
Light gray, chocolate brown or semi-conducting glaze is available
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