46 CFR § 111.52-5 - Systems 1500 kilowatts or above.

§ 111.52-5 Systems 1500 kilowatts or above.

Short-circuit calculations must be submitted for systems with an aggregate generating capacity of 1500 kilowatts or more by utilizing one of the following methods:

(a) Exact calculations using actual impedance and reactance values of system components.

(b) Estimated calculations using NAVSEA DDS 300-2 (incorporated by reference, see 46 CFR 110.10-1).

(c) Estimated calculations using IEC 61363-1 (incorporated by reference; see 46 CFR 110.10-1).

(d) The estimated calculations using a commercially established analysis procedure for utility or industrial applications.

[CGD 94-108, 61 FR 28279, June 4, 1996, as amended by USCG-2003-16630, 73 FR 65197, Oct. 31, 2008]

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