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Transmission
BURNDY
®
Motion Control Accessories
Canada: 1-800-387-6487
www.burndy.com
US: 1-800-346-4175
Blue highlighted items are industry standard and most frequently ordered.
I-70
TYPE S-D-R-SG
Spacer Damper
Since the 1960's BURNDY
®
Spacer Dampers
have been used on bundled conductor trans-
mission lines around the world. Over 850,000
units have been installed on over 40,000
phase miles of conductor. Projects have
included 2, 3, 4 and 6 bundle arrangements at
voltage levels from 230 kV to 800 kV AC and
up to +/-600 kV DC.
BURNDY
®
motion control products are engi-
neered per customer requirements and
industry standards. Our engineering team has
the experience and technology to provide the
proper motion control answers to your bun-
dled conductor transmission line projects.
Our history of design, testing and field instal-
lation experience enables us to provide
Spacer Damper products along with place-
ment recommendations for optimum per-
formance.
Conductors: ACSR, AAC, ACAR
Catalog
Bundle Conductor Conductor
Wrench Tightening
Number
Size
kcmil
Diameter
Spacing Size
Torque
1.107
18
5/8
55 ft.-lb.
S2D451R-SG1
2
795
28.1 mm 457 mm 16 mm 74.6 daN.m
1.107
18
5/8
55 ft.-lb.
S3D451R-SG1
3
795
28.1 mm 457 mm 16 mm 74.6 daN.m
1.54
18
5/8
55 ft.-lb.
S3D55R-SG1
3
1590
39 mm 457 mm 16 mm 74.6 daN.m
1.196
18
5/8
55 ft.-lb.
S4D48R-SG1
4
954
30.4 mm 457 mm 16 mm 74.6 daN.m
1.06
30 Dia.
5/8
55 ft.-lb.
S6D441R-SG1
6
957
26.9 mm 762 mm 16 mm 74.6 daN.m
In most cases Spacer Dampers are custom designed for the
specific transmission line requirements. Contact the factory
for more information.
For installation points per span contact factory.