e.
Gaskets:
Manufacturers Standard.
2.1.6
Pipe Hangers
MSS SP-58 and MSS SP-69.
2.1.7
Electrical Enclosures
2.1.7.1
General
NEMA ICS 6.
2.1.7.2
NEMA PB 1.
2.1.8
Electric motors shall conform to the requirements of NEMA MG 1. Motors
shall have sealed ball bearings, a maximum speed of 1800 rpm and integral
automatic or manual reset thermal overload protectors. Motors used indoors
shall have drip proof frames; those used outside shall be totally enclosed.
AC motors larger than 373 W (1/2 Hp) 1/2 Hp shall be of the squirrel cage
induction type for standard voltage of [[200][230][460][560] volts, 60
Hz][[240][380] volts, 50 Hz] three phase power. AC motors 373 W (1/2 Hp)
1/2 Hp or smaller, shall be for standard voltage [[115][230] volts, 60 Hz,]
[[110][220][240] volts, 50 Hz,] single phase power.
2.1.9
Motor controllers and starters shall conform to the requirements of NFPA 70
and NEMA ICS 2.
2.2
ENGINE
**************************************************************************
NOTE: Specify fuel type if different from No. 2
diesel.
**************************************************************************
Each engine shall operate on No. 2-D diesel conforming to ASTM D 975, shall
be designed for stationary applications and shall be complete with
ancilliaries. The engine shall be a standard production model described in
the manufacturer's catalog. The engine shall be naturally aspirated,
scavenged, supercharged or turbocharged. The engine shall be two- or
four-stroke-cycle and compression-ignition type. The engine shall be
vertical inline, V-, or opposed-piston type, with a solid cast block or
individually cast cylinders. The engine shall have a minimum of two
cylinders. Opposed-piston type engines shall have no less than four
cylinders. Each block shall have a coolant drain port. Each engine shall
be equipped with an overspeed sensor.
2.3
FUEL SYSTEM
The fuel system for each engine generator set shall conform to the
requirements of NFPA 30 and NFPA 37 and contain the following elements.
SECTION 16264A
Page 29
Previous Page
