TranSystems Corporation - LGM Construction

501070099 Federal Express Oakland Sort Expansion Issued for Bid 10/11
SECTION 16470 – AUTOMATIC TRANSFER SWITCHES, 480/277V
PART 1 - GENERAL
1.1 SUMMARY
A. This Section includes automatic transfer switches rated 600 V and less.
1.2 SUBMITTALS
A. Product Data: Include rated capacities, weights, operating characteristics, furnished specialties, and
accessories.
B. Shop Drawings: Dimensioned plans, elevations, sections, and details showing minimum clearances,
conductor entry provisions, gutter space, installed features and devices, and material lists for each switch
specified.
C. Manufacturer Seismic Qualification Certification: Submit certification that transfer switches accessories,
and components will withstand seismic forces. Include the following:
1. Basis for Certification: Indicate whether withstand certification is based on actual test of
assembled components or on calculation.
a. The term "withstand" means "the unit will remain in place without separation of any parts
from the device when subjected to the seismic forces specified and the unit will be fully
operational after the seismic event."
2. Dimensioned Drawings of Equipment Unit: Identify center of gravity and locate and describe
mounting and anchorage provisions.
3. Detailed description of equipment anchorage devices on which the certification is based.
1.3 QUALITY ASSURANCE
A. Comply with NEMA ICS 1 “Industrial Control and Systems: General Requirements”.
B. Comply with NFPA 110 “Standard for Emergency and Standby Power Systems”.
C. Comply with UL 1008 “Transfer Switch Equipment” unless requirements of these Specifications are
stricter.
AUTOMATIC TRANSFER SWITCHES, 480/277V 16470 - 1