Installation Guide

Fuel Conversion / Gas Connections
Installation Guidelines For Australian 50 Hz Air-Cooled Generators 21
Fuel Field Kit Installation (If Required)
Overview
This procedure is for any installation that needs an
externally controlled fuel shutoff to meet Australian
agency requirements, specifically AS/NZS 3814-2015
clause 2.27.3(a)—Safety Systems.
Note 5—Provision of back-up hard-wired hardware
safety systems can be used to reduce PES system SIL
requirements as determined by the SIL analysis of the
overall safety system.
Table 5-3. Required Components (to be purchased) and Specifications
Description Manufacturer Part Number Quantity
Standard Relay (12VDC / NO / SPST) TE Connectivity
®
1432772-1 2
DIN Rail 6 Inches
(Standard 33 mm wide–7.5 mm depth)
Curtis Industries
®
DT-17.5-ND 1
Timer Module
(12VDC/1-10 sec / SPDT / Off Delay)
Schneider Electric
®
821TD10H-UNI 1
Wiring—300VAC 18g UL rated Belden Stranded
®
9918–Black 7.5 m (24.6 ft)
Wiring—600VAC 18g UL rated Belden Stranded
®
8918–Green/Yellow 1.5 m (4.9 ft)
5A Fuse Littelfuse
®
0287005 ATO Fuse 1
Fuse Holder Cooper Bussmann
®
HHF 1
Low Gas Pressure Switch (auto reset)
(2.5–50 mbar / NO)
Dungs
®
LGW 50 A4 1
High Gas Pressure Switch (manual reset)
(2.5-50 mbar / NC)
Dungs
®
NB 50 A4 1 (if required)
Seal-Tite
®
or other appropriate flexible
liquid-tight conduit and fittings
Seal-Tite
®
Part number and quantity based on size of conduit and
length from gas pressure switch installation
NOTE: If specific brands or types are not available, use approved comparable replacement components.