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Unformatted text preview: Project Number 1 Section 16442 Project Name Project Date Panelboards SECTION 16442 PANELBOARDS PART 1 GENERAL 1.1 SUMMARY A. Includes But Not Limited To 1. Furnish and install panelboards as described in Contract Documents. B. Related Sections 1. Section 16051- General Electrical Requirements PART 2 PRODUCTS 2.1 EQUIPMENT Use of circuit breaker equipment is preferred over fuses wherever possible. Obtain available fault current at Project from power company and adjust specified short circuit ratings as necessary. Inform power company of expected low peak demand for Project so main service transformer is not oversized . A. Main Panelboard 1. Minimum integrated equipment short circuit rating of 22,000 amperes. 2. Multi-pole breakers shall be common trip. 3. Enclosures - OPTION ONE - Include this optional requirement if panelboard is on the EXTERIOR of building. NEMA Type 3R with locking door OPTION TWO - Include this optional requirement if panelboard is on the INTERIOR of building....
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- Winter '08