ABB
2
Uniswitch Operation and
Maintenance Manual
UNIS14GB 05-02
1.2 Standards and specifications
IEC standards The system complies with the following IEC standards:
IEC 60298 A.C. metal-enclosed switchgear and controlgear for
rated voltages above 1 kV and up to and including
52 kV (1990), Am1 (1994)
IEC 60694 Common specifications for high-voltage switchgear
and controlgear standards (1996)
IEC 60044-1 Instrument transformers
- Part 1: Current transformers
IEC 60044-2 Instrument transformers
- Part 2: Inductive voltage transformers
IEC 60056 High-voltage alternating-current circuit-breakers
(1987)
IEC 60129 Alternating current disconnectors and earthing
switches (1984), Am1 (1992), Am2 (1996)
IEC 60265-1 High-voltage switches
- Part 1: Switches for rated voltages above 1 kV and
less than 52 kV (1998)
IEC 60420 High-voltage alternating current switchfuse
combinations (1990)
IEC 60529 Degrees of protection provided by enclosures
(IP Code) (1989)
• IP 2XC for enclosure and IP 2X for partitions
Additional regulations All other corresponding IEC publications, national or local safety-at-work
regulations and safety regulations for production materials must be
adhered to during the installation and operation of these systems.
Above and beyond these, the order-related data from ABB must be
taken into account.
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