Specifications

RailCorp Engineering Manual — Signals — Equipment Manual

Cerberus Level Crossing Monitor Field Equipment Manual TMG E1261

c) TEST CUT-OFF Relay: HG2-12-20 (HG2-DC12V, 20 Amp). This relay is

available from stores MI No: 06609119. This relay is also available from

Lawrence & Hansen Electrical Group. The matching base (HG2-SFD) and clips

for this relay must be purchased with the relay.

HG2-SF Base. Top

d) CUT OFF TIMER: NATIONAL PMH 10M 12V DC or OMRON H3CR-A8 12V

DC. The National timer relay is the preferred product. It is available from

Lawrence & Hansen Electrical Group. The OMRON unit is compatible but is

more expensive. The OMRON unit is available from BELL IRH. When buying

the timer a matching base with clips should be purchased, with the timer.

e) AC SUPPLY Relay: HH23PW-T 120V AC. This relay is a 11-pin relay with 3

changeover contacts MI No:06600506. This relay , matching base and clips is

available from Logistic. The 11-pin base is MI No:06600076. Note that this

relay is not always required. Refer to item 2 for details of the HH23PW bases.

Issued August 2012 UNCONTROLLED WHEN PRINTED Version 2.1