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Junction Boxes
Various optional junction boxes can be provided and
are defined by the 5th character of the model code.
Option include:
Code 'C': see fig 1
Code 'D': same dimensions as code 'C' but Exe
approved for use in Zone 1.
Code 'V' and 'W' same dimensions as code 'C'
but Exia approved for use in Zone 0.
Code 'J' :see fig 2. Exe approved for use in Zone
1.
Cert Baseefa03ATEX0089X (EN 60079-0: 2006,
EN 60079-7: 2006)
Certified II2G Exe II T6
When used at 11A , cabling to be 12AWG.
Installation of electrical adaptors and
cable glands to the electrical entry -
when Junction Box is fitted
The standard entry is a single 1/2" NPT - M thread.
Other non-ISO and tapered threads will have their
size and type stamped on the enclosure next to the
entry.
ATEX
ATEX
Wiring
The leads are factory sealed so it is unnecessary
to seal the conduit to the conduit nipple. However,
the leads must be suitably protected against me-
chanical damage and terminated in a suitable junc-
Fig 1
tion box or terminal facility in accordance with local
and national codes. Each conductor is provided
with an identity tag. If these become detached refer
to the colour code in the wiring diagram (Fig 2).
Fig 2
www.delta-mobrey.com
IOM-GR-B : SEPT 2019
TAKE CARE TO SELECT AND INSTALL
ADAPTORS THAT DO NOT REDUCE
THE ENCLOSURE'S DEGREE OF PRO-
TECTION WHEN IN USE IN ZONE 1
HAZARDOUS AREAS.
IT IS A SAFETY REQUIREMENT THAT
AT LEAST 5 FULL THREADS ARE EN-
GAGED BETWEEN THE ADAPTER, CA-
BLE GLAND OR STOPPING PLUG, AND
THE ELECTRICAL ENTRY WHEN THE
UNIT IS IN OPERATION. NEVER OPER-
ATE THE UNIT UNLESS THIS CONDI-
TION IS MET.
DISCONNECT ALL SUPPLY CIRCUITS
BEFORE WIRING
DO NOT EXCEED ELECTRICAL RAT-
INGS STATED IN LITERATURE AND ON
NAMEPLATES.
Fig 3
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