Figure 4 - Typical Loop Configurations with UD Dimensions – Diamonds
0.3 m to kerb edge
667/HE/20663/000
Loop tails
Maximum length of
feeder cable = 150 m
(obsolescent, use for
replacement only)
Issue 13
L
D
OOP
ETECTOR
1 m
U/D
1/3 x
x
1 m
H
ANDBOOK
Page 23