Applicable Standards; Components Of The Emergency Stop Function - ABB ACS800 Series Hardware Manual

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Applicable standards

The emergency stop complies with the following standards:
• IEC/EN 60204-1:1997 "Safety of machinery – Electrical equipment of machines –
Part 1: General requirements"
• EN 418:1992 "Safety of machinery – Emergency stop equipment, functional
aspects – Principles for design"
• EN ISO 12100:2003 "Safety of machinery – Basic concepts, general principles for
design"
• EN 954-1:1996 "Safety of machinery – Safety-related parts of control systems –
Part 1: General principles for design"
• EN ISO 13849-2:2003 "Safety of machinery – Safety-related parts of control
systems – Part 2: Validation".

Components of the emergency stop function

The following pieces of equipment are included:
Line contactor
Operating switch
Emergency stop push-button Activates the emergency stop function.
EMERGENCY STOP
Reset push-button
EMERGENCY STOP
Digital I/O Extension Module RDIO-01
Safety relays (A21, A22), feedback response time relay (K21) and tripping time relays (K22 and K23)
ACS800-07: braking device (a chopper with resistors) if needed to ensure that sufficient braking
capacity is available
AIMA-01 I/O Module Adapter if option slots 1 and 2 on the RMIO board are reserved.
Category 1 emergency stop for ACS800-07/U7 (+Q952, R6, R7, R8)
Position
0
I
0 S
I
S
Resets a drive fault. Illuminates in fault situations.
RESET
Opens the main contactor.
Keeps the main contactor closed.
Closes the main contactor.
Function