GE
Electrical Distribution
CERTIFICATE OF SEISMIC
COMPLIANCE
For GE PowerVac Medium Voltage Switchgear
e-DET-475A (11/09)
Qualified to IEEE-693-2005
Qualified to IBC-2006 S
ds
= 1.10g, S
s
= 165%, I
p
= 1.5, for z/h > 0
S
ds
= 1.75g, S
s
= 262%, I
p
= 1.5, for z/h = 0
in accordance with ICC-ES-AC156.
Lowest equipment natural frequency: 5.1 Hz Qualified by shake-table testing, Wyle Laboratories, Nov. 2005
THIS IS TO CERTIFY THAT THE ABOVE NAMED EQUIPMENT MEETS OR EXCEEDS
ALL OF THE ABOVE REQUIREMENTS ACCORDING TO IEEE-693-2005 AND IBC-2006.
Certification Report Prepared by
W. E. Gundy & Associates, Inc.
P.O.Box 2900, Hailey, ID, 83333
See GE document 10095952P1 for Certification Report, interpretation of test data and P.E. stamp.
10
1
0.1
110
Frequency [Hertz]
TRS
RRS
ZPA: 0.70g
g
100
Peak: 1.75g