ADR141A /
ADR241A
Doc ID : ADR241A_IM_01
Ref ID : ADR241A/IM/SGI
Rev No. : 02
Page No. : 8 of 150
the equipment (both poles of any dc supply), the capacitors should be safely discharged via
the external terminals prior to decommissioning.
Disposal
It is recommended that incineration and disposal to water courses to be avoided. The
equipment should be disposed of in a safe manner. Any equipment containing batteries
should be removed before disposal, taking precautions to avoid short circuits. Particular
regulations within the country of operation, may apply to the disposal of batteries.
TECHNICAL SPECIFICATIONS FOR SAFETY
Protective Fuse Rating
The recommended maximum rating of the external protective fuse for equipments is 8A, high
rupture capacity (HRC) Red Spot type NIT, or TIA, or equivalent, unless otherwise stated in
the technical data section of the equipment documentation. The protective fuse should be
located as close to the unit as possible.
DANGER - CTs must NOT be fused since open circuiting them may produce lethal
hazardous voltages 7.2 Protective Class
Protective Class
IEC 60255-27: 2005
EN 60255-27: 2005
Class I (unless otherwise specified in the equipment
documentation).
This equipment requires a protective conductor
(earth) connection to ensure user safety.
Installation Category
IEC 60255-27.2005
Category III
(Overvoltage Category III)
:
At 2 KV, 50Hz between all terminals connected together and
earth for 1 minute Distribution level, fixed installation.
Equipment in this category is qualification tested at
5K
V peak, 1.2/50µs, 500Ω, 0.5J, between all supply
circuits and earth and also between independent
circuits
Summary of Contents for ADR141A
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