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TS 910 TRANSFER SWITCH
PM140 REV 0 12/02/09
5
Thomson Technology
utility source of 10kA (RMS, Symmetrical) @240V (100A and 200A Models) and
25kA @240V 400A models when used with specific type/model of upstream circuit
breaker. Refer to
Section 17
REQUIREMENTS FOR UPSTREAM CIRCUIT
PROTECTIVE DEVICES
of this manual for further details.
WARNING:
Do not install the transfer switch on systems with higher available short
circuit current levels than listed under section “Withstand/Interrupting Current
Ratings” shown above.
Failure to follow these instructions can result in death,
serious injury, or equipment damage.
3.5.
DIELECTRIC TESTING
Do not perform any high voltage dielectric testing on the transfer switch with the TSC
9 controller connected into the circuit as serious damage will occur to the controller.
The control circuit isolation plug connected to the TSC 9 must be removed if high
voltage dielectric testing is performed on the transfer switch.