Special Conditions For Safe Use - MEDC CU1-S Manuel Technique

ATEX units
Certified to EN60079-0, EN60079-1 and EN60079-7
Ex d unit (ATEX certification No. Baseefa04ATEX0273X)
CU1-S - Ex de IIB T4 (-50°C to +50°C) Gb
CU1-H - Ex de IIB T4 (-50°C to +70°C) Gb
The ATEX certificate and product label carry the ATEX group and category marking:
II 2 G
Where:
Signifies compliance with ATEX
II Signifies suitability for use in surface industries
2 Signifies suitability for use in a zone 1 area
G Signifies suitability for use in the presence of gases
These units also have the following approvals:
Ingress protection: IP66 to BS EN 60529 & IP67 to IEC60529

7.0 SPECIAL CONDITIONS FOR SAFE USE:

1. Painting and surface finishes, other than those applied by the manufacturer are not permitted
2. Not more than one single or multiple strand lead shall be connected into either side of any terminal,
unless multiple conductors have been joined in a suitable manner, e.g. two conductors into a single
insulated crimped boot lace ferrule
3. Leads connected to the terminals shall be insulated for at least 275V and this insulation shall extend to
within 1mm of the metal of the terminal throat
4. All terminal screws, used and unused, shall be fully tightened down
5. Minimum creepage and clearance distances between the terminals and adjacent conductive parts
(including cable entry devices) must be at least 5mm
6. Any cable entry devices or stopping plugs shall be selected and installed to maintain the minimum (IP54)
integrity of the enclosure
7. For replacement purposes, the flare fixing screws shall be of stainless steel minimum grade A2-70
09/14 © MEDC 2014