LINE POST INSULATORS - NGK - · PDF fileClamp-top type with Stud Base (Vertical Use) Clamp-top...
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SOLID-CORE PORCELAIN LINE POST INSULATORS CATALOG NUMBER D12A
Transcript of LINE POST INSULATORS - NGK - · PDF fileClamp-top type with Stud Base (Vertical Use) Clamp-top...
SOLID-CORE PORCELAIN
LINE POST INSULATORS
CATALOG NUMBER D12A
SALES OFFICES
NGK-LOCKE, INC. (BALTIMORE OFFICE)
2525 Insulator Drive,
Baltimore Maryland 21230 U.S.A
Tel : (410) 347-1700 Fax : (410) 347-1724
NGK-LOCKE, INC. (ATLANTA OFFICE)
245 Peachtree Center Avenue, N.E.
Suite 2425 Atlanta, Georgia 30303 U.S.A
Tel : (404) 659-3153 Fax : (404) 524-6185
NGK-LOCKE, INC. (DALLAS OFFICE)
12200 Ford Road, Suite 360
Dallas, Texas 75234 U.S.A
Tel : (972) 241-5450 Fax : (972) 243-6634
NGK-LOCKE, INC. (LOS ANGELES OFFICE)
21250 Hawthorne Boulevard
Suite 765, Torrance California 90503 U.S.A
Tel : (310) 316-3323 Fax : (310) 316-3944
NGK INSULATORS OF CANADA, LTD.
(TORONTO OFFICE)
2700 Matheson Boulevard East Suite 700,
East Tower, Mississauga, Ontario L4W 4V9 CANADA
Tel : (905) 602-1266 Fax : (905) 238-8247
NGK INSULATORS DU CANADA, LTEE.
(MONTREAL OFFICE)
1501 McGill College Avenue Suite 515
Montreal (Quebec) H3A 3M8 CANADA
Tel : (514) 281-8488 Fax : (514) 281-8596
Printed in USA 1/03
Copyright by NGK INSULATORS, LTD.
Clamp-top type with Stud Base
(Vertical Use)
Clamp-top type with Stud Base
(Horizontal Use)
Clamp-top type with Curved Base
(Horizontal Use)1,500 1,875 2,000 2,800 2,800 2,800(6.7) (8.4) (9.0) (12.5) (12.5) (12.5)
C N － － －
Impulse Ｗｉｔｈｓｔａｎｄ
voltage (kV)
DA-85192W
Configuration
SELECTION GUIDE OF NGK SOLID-CORE PORCELAIN LINE POST INSULATORS
DA-85023E DA-85192Y DA-85192L250 235 DA-85022E DA-85191Y DA-85191L DA-85191W
DA-75007W200 DA-85021E DA-85190Y DA-85190L DA-85190W
DA-65008E DA-75007Y DA-75007L170
DA-45011W DA-55004E DA-55011Y DA-55011L DA-55011W
110 DA-45026K DA-49005K DA-45008K DA-45011Y DA-45011L
DA-35022Y DA-35022L DA-35022W85 DA-35025K DA-39001K
150
Type Tie-top type with Stud Base (Vertical & Horizontal Use)
Cantilever Strength lb.(kN)
2,800(12.5)
Designation of Neck Ｆ
80
STANDARD PARTICULARSCat. No.ANSI ClassDesignation of NeckHeight “A” in. (mm) 7-3/4 (197) 9-1/2 (241) 7-1/2 (191) 9-7/16 (240) 8-3/4 (222)Diameter “B” in. (mm) 5-1/4 (133) 5-1/4 (133) 5-1/2 (140) 5-1/2 (140) 5-3/4 (146)Diameter “C” in. (mm) 3-3/4 (95) 3-3/4 (95) 3-3/4 (95) 3-3/4 (95) 4 (102)Thread “D” in. (mm)Minimum leakage distance in. (mm) 11 (280) 15 (381) 11 (280) 15 (381) 14 (356)Dry arcing distance in. (mm) 5-3/4 (146) 7-9/16 (192) 5-3/4 (146) 7-9/16 (192) 6-1/2 (165)Cantilever strength Ib. (kN) 1,500 (6.7) 1,500 (6.7) 2,000 (9) 1,875 (8.4) 2,800 (12.5)
Low Dry kV 80 95 80 95 80Frequency Wet kV 55 65 55 65 60Critical Positive kV 105 135 105 135 130Ｉmpulse Negative kV 130 190 130 190 155Low Dry kV 60 75 60 75 60Frequency Wet kV 40 50 40 50 45Impulse kV 85 110 85 110 110Test voltage kV 15 15 15 15 15Max. RIV at 1,000 kHz μV 50 50 50 50 100
Net weight Ib. (kg) 8 (3.6) 10 (4.5) 8.5 (3.9) 10.5 (4.8) 11 (5)Standard specification ： ANSI C29.7-1996
STANDARD PARTICULARSCat. No.ANSI ClassDesignation of NeckHeight “A” in. (mm) 12 (305) 14-1/2 (369) 17 (432) 20 (508) 23 (584)Diameter “B” in. (mm) 5-3/4 (146) 6 (152) 7 (178) 7 (178) 7-5/16 (185)Diameter “C” in. (mm) 4 (102) 4-1/2 (114) 5 (127) 5 (127) 5-1/2 (140)Thread “D” in. (mm)Minimum leakage distance in. (mm) 22 (559) 29 (737) 40 (1015) 45 (1145) 53 (1345)Dry arcing distance in. (mm) 9-1/2 (241) 12-1/4 (311) 14-1/2 (368) 17-1/4 (438) 19-1/4 (489)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 110 125 150 175 200Frequency Wet kV 85 100 125 150 170Critical Positive kV 180 210 255 290 330Ｉmpulse Negative kV 205 260 340 380 425Low Dry kV 90 100 120 140 160Frequency Wet kV 65 80 100 120 135Impulse kV 150 170 200 235 250Test voltage kV 22 30 44 44 44Max. RIV at 1,000 kHz μV 100 200 200 200 200
Net weight Ib. (kg) 17 (7.7) 22 (10) 36 (16) 46 (21) 51 (23)Standard specification ： ANSI C29.7-1996
57-4N
3/4-10UNC
57-2F
3/4-10UNC 3/4-10UNC
57-3F
DA-85023E
F－ －
3/4-10UNC3/4-10UNC 3/4-10UNC
DA-55004E DA-65008E DA-85021E DA-85022E
DA-39001K DA-49005K DA-45008K
F57-1
F
3/4-10UNC
－
DA-35025K DA-45026K－
C C
3/4-10UNC
57-5N N
57-6
3/4-10UNC 7/8-9UNC
Average flashover voltage
Withstand voltage
Radio-influence voltage data
Average flashover voltage
Withstand voltage
Radio-influence voltage data
Vertical & Horizontal Mounting Tie-top Type With Stud Base
C & F-Neck N-Neck
STANDARD PARTICULARSCat. No.ANSI ClassHeight “A” in. (mm) 9-1/4 (235) 10-5/8 (270) 13-3/4 (349) 16-1/2 (419)Diameter “B” in. (mm) 5-1/2 (140) 5-3/4 (146) 6 (152) 6 (152)Diameter “C” in. (mm) 4 (102) 4 (102) 4-1/2 (114) 4-1/2 (114)Thread “D” in. (mm)Minimum leakage distance in. (mm) 10 (254) 14 (356) 22 (559) 29 (737)Dry arcing distance in. (mm) 5 (127) 6-1/2 (165) 9-1/2 (241) 12-1/4 (311)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 70 80 110 125Frequency Wet kV 50 60 85 100Critical Positive kV 100 130 180 210Ｉmpulse Negative kV 125 155 205 260Low Dry kV 55 60 90 100Frequency Wet kV 40 45 65 80Impulse kV 80 110 150 170Test voltage kV 15 15 22 30Max. RIV at 1,000 kHz μV 50 100 100 200
Net weight Ib. (kg) 13 (5.9) 15 (6.8) 22 (10) 26 (11.8)Standard specification ： ANSI C29.7-1996
STANDARD PARTICULARSCat. No.ANSI ClassHeight “A” in. (mm) 19 (483) 21-5/8 (549) 24-1/4 (616)Diameter “B” in. (mm) 6-3/4 (172) 6-3/4 (172) 7-1/4 (185)Diameter “C” in. (mm) 5 (127) 5 (127) 5-1/2 (140)Thread “D” in. (mm)Minimum leakage distance in. (mm) 40 (1015) 45 (1145) 53 (1345)Dry arcing distance in. (mm) 14-1/2 (368) 17-1/4 (438) 19-1/4 (489)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 150 175 200Frequency Wet kV 125 150 170Critical Positive kV 255 290 330Ｉmpulse Negative kV 340 380 425Low Dry kV 120 140 160Frequency Wet kV 100 120 135Impulse kV 200 235 250Test voltage kV 44 44 44Max. RIV at 1,000 kHz μV 200 200 200
Net weight Ib. (kg) 35 (15.9) 41 (18.6) 50 (22.7)Standard specification ： ANSI C29.7-1996
7/8-9UNC
DA-85192Y57-14
3/4-10UNC
DA-85191Y57-15 57-16
57-13DA-55011Y DA-75007Y
Withstand voltage
－
DA-35022Y DA-45011Y57-1257-11
3/4-10UNC
Radio-influence voltage data
3/4-10UNC 3/4-10UNC
DA-85190Y
Average flashover voltage
Withstand voltage
Radio-influence voltage data
Average flashover voltage
3/4-10UNC 3/4-10UNC
Vertical Mounting Clamp-top Type With Stud Base(2" Trunnion bolt and Locknut)
STANDARD PARTICULARSCat. No.ANSI ClassHeight “A” in. (mm) 10 (254) 11-3/8 (289) 14-1/2 (368) 17-1/4 (438)Diameter “B” in. (mm) 5-1/2 (140) 5-3/4 (146) 6 (152) 6 (152)Diameter “C” in. (mm) 4 (102) 4 (102) 4-1/2 (114) 4-1/2 (114)Thread “D” in. (mm)Minimum leakage distance in. (mm) 10 (254) 14 (356) 22 (559) 29 (737)Dry arcing distance in. (mm) 5 (127) 6-1/2 (165) 9-1/2 (241) 12-1/4 (311)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 70 80 110 125Frequency Wet kV 65 70 100 115Critical Positive kV 100 130 180 210Ｉmpulse Negative kV 125 155 205 260Low Dry kV 55 60 90 100Frequency Wet kV 50 55 80 90Impulse kV 80 110 150 170Test voltage kV 15 15 22 30Max. RIV at 1,000 kHz μV 50 100 100 200
Net weight Ib. (kg) 13 (5.9) 16 (7.3) 22 (10) 28 (12.7)Standard specification ： ANSI C29.7-1996
STANDARD PARTICULARSCat. No.ANSI ClassHeight “A” in. (mm) 19-3/4 (502) 22-3/8 (568) 25 (635)Diameter of insulating part “B” in. (mm) 6-3/4 (172) 6-3/4 (172) 7-1/4 (185)Diameter of bottom Metal fitting “C” in. (mm) 5 (127) 5 (127) 5-1/2 (140)Thread of bottom metal fitting “D” in. (mm)Minimum leakage distance in. (mm) 40 (1015) 45 (1145) 53 (1345)Dry arcing distance in. (mm) 14-1/2 (368) 17-1/4 (438) 19-1/4 (489)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 150 175 200Frequency Wet kV 135 160 180Critical Positive kV 255 290 330Ｉmpulse Negative kV 340 380 425Low Dry kV 120 140 160Frequency Wet kV 110 130 145Impulse kV 200 235 250Test voltage kV 44 44 44Max. RIV at 1,000 kHz μV 200 200 200
Net weight Ib. (kg) 36 (16.4) 42 (19.1) 52 (23.6)Standard specification ： ANSI C29.7-1996
3/4-10UNC 3/4-10UNC
Average flashover voltage
Withstand voltage
DA-55011L DA-75007L－ 57-21 57-22 57-23
Radio-influence voltage data
DA-35022L DA-45011L
3/4-10UNC 3/4-10UNC
Radio-influence voltage data
DA-85190L DA-85191L57-24 57-25
Average flashover voltage
DA-85192L
Withstand voltage
57-26
3/4-10UNC 3/4-10UNC 7/8-9UNC
Horizontal Mounting Clamp-top Type With Stud Base(2" Trunnion bolt and Locknut)
STANDARD PARTICULARSCat. No.ANSI ClassHeight “A” in. (mm) 10-3/8 (264) 11-3/4 (298) 14-7/8 (378) 17-5/8 (448)Diameter “B” in. (mm) 5-1/2 (140) 5-3/4 (146) 6 (152) 6 (152)Length “C” in. (mm) 10 (254) 10 (254) 10 (254) 10 (254)Length “D” in. (mm) 12 (305) 12 (305) 12 (305) 12 (305)Slot Hole "E" in. (mm) 7/8×1-1/8 7/8×1-1/8 7/8×1-1/8 7/8×1-1/8
(22×29) (22×29) (22×29) (22×29)Minimum leakage distance in. (mm) 10 (254) 14 (356) 22 (559) 29 (737)Dry arcing distance in. (mm) 5 (127) 6-1/2 (165) 9-1/2 (241) 12-1/4 (311)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 70 80 110 125Frequency Wet kV 65 70 100 115Critical Positive kV 100 130 180 210Ｉmpulse Negative kV 125 155 205 260Low Dry kV 55 60 90 100Frequency Wet kV 50 55 80 90Impulse kV 80 110 150 170Test voltage kV 15 15 22 30Max. RIV at 1,000 kHz μV 50 100 100 200
Net weight Ib. (kg) 18 (8.2) 20 (9.1) 26 (11.8) 32 (14.6)Standard specification ： ANSI C29.7-1996
STANDARD PARTICULARSCat. No.ANSI ClassHeight “A” in. (mm) 19-3/4 (502) 22-3/8 (568) 25 (635)Diameter “B” in. (mm) 6-3/4 (172) 6-3/4 (172) 7-1/4 (185)Length “C” in. (mm) 10 (254) 12 (305) 12 (305)Length “D” in. (mm) 12 (305) 14 (356) 14 (356)Slot Hole "E" in. (mm) 7/8×15/16 7/8×1-3/16 7/8×1-1/8
(22×24) (22×30) (22×29)Minimum leakage distance in. (mm) 40 (1015) 45 (1145) 53 (1345)Dry arcing distance in. (mm) 14-1/2 (368) 17-1/4 (438) 19-1/4 (489)Cantilever strength Ib. (kN) 2,800 (12.5) 2,800 (12.5) 2,800 (12.5)
Low Dry kV 150 175 200Frequency Wet kV 135 160 180Critical Positive kV 255 290 330Ｉmpulse Negative kV 340 380 425Low Dry kV 120 140 160Frequency Wet kV 110 130 145Impulse kV 200 235 250Test voltage kV 44 44 44Max. RIV at 1,000 kHz μV 200 200 200
Net weight Ib. (kg) 42 (19.1) 54 (24.5) 61 (27.7)Standard specification ： ANSI C29.7-1996
Average flashover voltage
Withstand voltage
Radio-influence voltage data
57-34 57-35 57-36
Average flashover voltage
Withstand voltage
Radio-influence voltage data
DA-85190W DA-85191W DA-85192W
DA-35022W DA-45011W DA-55011W DA-75007W－ 57-31 57-32 57-33
Horizontal Mounting Clamp-top Type With Curved Base(2" Trunnion bolt and Locknut)
Top and Side-wire groove shall a Top and Side-wire groove shall a Top wire groove shall a1-7/16 inch (36.5mm) diameter 1-15/16 inch (49.2mm) diameter 1-7/16 inch (36.5mm) diametermandrel. mandrel. mandrel.
Tie-Top Type
Detail Dimension of Top and Base
C-Neck F-Neck N-Neck
Clamp-Top Type
Base recess
Trunnion Bolt
（PD 0.7077"-0.7000"） （PD 0.8260"-0.8178"）
Vertical-Clamp Horizontal-Clamp
3/4-10UNC 7/8-9UNC
SOLID-CORE PORCELAIN
LINE POST INSULATORS
CATALOG NUMBER D12A
SALES OFFICES
NGK-LOCKE, INC. (BALTIMORE OFFICE)
2525 Insulator Drive,
Baltimore Maryland 21230 U.S.A
Tel : (410) 347-1700 Fax : (410) 347-1724
NGK-LOCKE, INC. (ATLANTA OFFICE)
245 Peachtree Center Avenue, N.E.
Suite 2425 Atlanta, Georgia 30303 U.S.A
Tel : (404) 659-3153 Fax : (404) 524-6185
NGK-LOCKE, INC. (DALLAS OFFICE)
12200 Ford Road, Suite 360
Dallas, Texas 75234 U.S.A
Tel : (972) 241-5450 Fax : (972) 243-6634
NGK-LOCKE, INC. (LOS ANGELES OFFICE)
21250 Hawthorne Boulevard
Suite 765, Torrance California 90503 U.S.A
Tel : (310) 316-3323 Fax : (310) 316-3944
NGK INSULATORS OF CANADA, LTD.
(TORONTO OFFICE)
2700 Matheson Boulevard East Suite 700,
East Tower, Mississauga, Ontario L4W 4V9 CANADA
Tel : (905) 602-1266 Fax : (905) 238-8247
NGK INSULATORS DU CANADA, LTEE.
(MONTREAL OFFICE)
1501 McGill College Avenue Suite 515
Montreal (Quebec) H3A 3M8 CANADA
Tel : (514) 281-8488 Fax : (514) 281-8596
Printed in USA 1/03
Copyright by NGK INSULATORS, LTD.
