Isolite DTH2 SERIES, Инструкция по установке и эксплуатации, Страница: 3 / 8

Before installing unit, disconnect power at breaker panel
3. The spider plate assembly will be provided with the transformer mounted and the lead
wires strain relieved by the cable clamp (as shown below). Connect lead wires to feed
wires in junction box as per local code.
Figure 4: Lead wire connections to transformer
Black lead for 120V OR
Orange lead for 277V
White lead for neutral
Green Lead for Ground
(CAP UNUSED LEAD)
Secondary wires
to Exit Sign
routed through center
hole on spider plate
Transformer
Green
Ground
White
Neut
Black
120V
Orange
277V
Cap unused
primary wire
Protected Earth
Ground Screw
Cable clamp
(strain relief)
spider plate
4. Determine which directional indicators are to be removed. Remove light guide assembly
and set aside. Support front cover as shown below and knock out desired directional indicator(s).
Figure 5: Removing the directional indicators (chevrons)
Knock out desired directional
indicators (chevrons) supporting
the front panel as shown.
Z410138 Rev B Page 3