Design and Construction Handbook - Los Angeles World Airports

Guide Specification
SECTION 26 28 19 - ENCLOSED SWITCHES
PART 1 - GENERAL
1.1 SUMMARY
A. Section includes fusible and nonfusible switches.
1.2 REFERENCES
A. National Electrical Manufacturers Association:
1. NEMA FU 1 - Low Voltage Cartridge Fuses.
2. NEMA KS 1 - Enclosed and Miscellaneous Distribution Equipment Switches
(600 Volts Maximum).
B. International Electrical Testing Association:
1.3 SUBMITTALS
1. NETA ATS - Acceptance Testing Specifications for Electrical Power
Distribution Equipment and Systems.
2. Underwriters Laboratory, Inc. (UL).
a. 98 B Enclosed and Dead-Front Switches,
b. 198C B High Interrupting Capacity Fuses, Current Limiting Types.
c. 198E B Class R Fuses.
d. 512 B Fuseholders.
A. Product Data: Submit switch ratings and enclosure dimensions.
B. The electrical contractor shall submit ¼”=1’0” scale sketches of all electrical rooms and
areas including actual dimensions of all equipment in electrical rooms and indicate
clearances per NEC, as well as door swings or other obstacles. Sketches shall be
submitted along with or prior to shop drawing submittals. Shop drawing submittal
without sketches shall be returned and not reviewed.
1.4 CLOSEOUT SUBMITTALS
A. Project Record Documents: Record actual locations of enclosed switches and ratings of
installed fuses.
1.5 QUALIFICATIONS
ENCLOSED SWITCHES
26 28 19 - 1 Electrical Systems