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Installation
Hazardous
Hazardous Area
Hazardous
Area Cabling
Area
Cabling and
Cabling
Explosion Proof
Proof
Explosion
Explosion
Proof
All electrical wiring in the hazardous area must be
encased in Class I, Division I, Group D approved
explosion-proof conduit. Follow all National, State,
and Local electric codes.
A conduit seal (D) is required within 18 in. (457 mm)
of the motor for the US and Canada. See Fig. 3.
All cables must be rated at 70°C (158°F).
Typical Installation
Installation
Typical
Typical
Installation
NON- - - HAZARDOUS
NON
NON
HAZARDOUS AREA
HAZARDOUS
Figure 1 Typical Installation
Key for
Key
Key
for Fig.
for
Fig. 1 1 1
Fig.
A
Electrical Supply (must be sealed conduit
approved for use in hazardous locations)
B
Disconnect, with lock
C
Start/Stop Control (must be approved for
use in hazardous locations)
D
Explosion Proof Conduit Seal. Required
within 18 in. (457 mm) of the motor for the
US and Canada.
8
and Conduit
and
Conduit Requirements
Conduit
Requirements
Requirements
AREA
AREA
Flame Proof
Proof (ATEX)
(ATEX)
Flame
Flame
Proof
(ATEX)
Use appropriate conduit, connectors, and cable
glands rated for ATEX II 2 G. Follow all National,
State, and Local electric codes.
All cable glands and cables must be rated at 70°C
(158°F).
HAZARDOUS
HAZARDOUS
HAZARDOUS AREA
Key for
Key
Key
for
for Fig.
Fig. 1 1 1
Fig.
E
Fluid Pressure Gauge
F
Fluid Shutoff Valve
G
Pump Ground Wire. Two ground terminals
are provided if local code requires redundant
grounding connections.
H
Fluid Drain/Pressure Relief Valve
AREA
AREA
3A6358A
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