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ADDITIONAL IMPORTANT INFORMATION
Note: Torque = Newton Meter (Nm)
8. All Clarius EP Plus units have terminal blocks suitable for 4mm2 live, neutral and earth.
9. To maintain an IP rating of 66/67 All M6 socket head cap bolts xing the
polycarbonate lid to the enclosure shall be tightened down to 2.5 Nm.
10. When installing the unit the special conditions for safe use should be adhered to –
i. Except for internal wiring, 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.
ii. Leads connected to the terminals shall be insulated for the appropriate voltage and this
insulation shall extend to within 1 mm of the metal of the terminal throat.
iii. When terminals in accordance with certicate Sira 01ATEX3247U are used, all terminal
screws, used and unused, shall be tightened down to between 0.5 Nm and 0.7 Nm.
iv. When terminals in accordance with certicate Sira 01ATEX3249U are used, all terminal
screws, used and unused, shall be tightened down to between 1.2 Nm and 2 Nm.
v. When terminals in accordance with certicates Sira 01ATEX3247U and Sira 01ATEX3249U
are used, they shall only be installed and wired with cable within a temperature range of
-10°C to +80°C.
vi. When cross-connecting combs are used on terminals to certicates Sira 01ATEX3247U and
Sira 01ATEX3249U, the relevant conditions certication associated with those certicates
shall be applied.
vii. Cable entry holes shall be tted with either an appropriately certied cable gland or
appropriately certied blanking element. These shall provide and maintain a minimum
enclosure ingress protection of IP66 or IP67 as appropriate.
viii. If more than 8 individual LED’s are not illuminated the LED assembly must be replaced.
ix. When the optional fuse is not tted, the supply circuit must be protected by a fuse capable
of withstanding a prospective short circuit current of 1500A
