ABB ACS480-04-09A8-1, Hardware Manual

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￭
European Union and United Kingdom
To meet the European Union Directives and United Kingdom Regulations, according
to standard EN 60204-1,
Safety of Machinery , the disconnecting device must be one
of the following types:
• switch-disconnector of utilization category AC-23B (IEC 60947-3)
• disconnector that has an auxiliary contact that in all cases causes switching devices
to break the load circuit before the opening of the main contacts of the disconnector
(EN 60947-3)
• circuit-breaker suitable for isolation in accordance with IEC 60947-2.
￭
North America
Installations must be compliant with NFPA 70 (NEC)
1)
and/or Canadian Electrical Code
(CE) along with state and local codes for your location and application.
1)
National Fire Protection Association 70 (National Electric Code).
￭
Other regions
The disconnecting device must conform to the applicable local safety regulations.
Selecting the main contactor
You can equip the drive with a main contactor.
Follow these guidelines when you select a customer-defined main contactor:
• Dimension the contactor according to the nominal voltage and current of the drive.
Also consider the environmental conditions such as surrounding air temperature.
• IEC devices only: Select contactor with utilization category AC-1 (number of operations
under load) according to IEC 60947-4, Low-voltage switch gear and control gear.
• Consider the application life time requirements.
￭
North America
Installations must be compliant with NFPA 70 (NEC)
1)
and/or Canadian Electrical Code
(CE) along with state and local codes for your location and application.
1)
National Fire Protection Association 70 (National Electric Code).
￭
Other regions
The disconnecting device must conform to the applicable local safety regulations.
46 Guidelines for planning the electrical installation