3.
Grounding of instrument transformer case test
4.
Electrical operation and control-wiring tests
5.
Impulse withstand test.
2.3.5
Load Interrupter Switch Design Tests
IEEE C37.71 or NEMA C37.72 as applicable, and IEEE C37.20.3. Furnish
documentation showing the results of design tests on a product of the same
series and rating as that provided by this specification. Required tests
shall be as follows:
a.
Design Tests
1.
Dielectric:
(a)
Low-frequency withstand
(b)
Impulse withstand
2.
Continuous current
3.
Short-time current withstand (2 - second)
4.
Momentary current (10 cycles)
5.
Mechanical endurance
6.
Insulator supports
(a)
Flame-resistance
(b)
Tracking-resistance
7.
Bus-bar insulation
(a)
(b)
Flame-resistance
8.
Paint qualification
9.
Rain
2.3.6
Load Interrupter Switch Production Tests
IEEE C37.71 or NEMA C37.72 as applicable, and IEEE C37.20.3. Furnish
reports of production tests performed on the actual equipment for this
project. Required tests shall be as follows:
a.
Production Tests
1.
Dielectric
2.
Mechanical operation
[3.
Grounding of instrument transformer case]
SECTION 16361N
Page 37
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