Sl: Shutter Lock; Dlc: Door Opening Lock With The Circuit-Breaker In Closed Position; Fail Safe - ABB SACE Emax 2 Installation, Operation And Maintenance Instructions

SL: shutter lock The SL shutter lock locks the shutters of the fixed part.
DLC: Door opening lock with
the circuit-breaker in closed
position
Fail safe The fail safe is a device that prevents the removal of the mobile part of a withdrawable circuit-breaker from
87 | © 2014 ABB | 1SDH000999R0002 - L8569
It is possible to lock the upper and lower shutters independently.
This is an accessory available on all the fixed parts and can work with the aid of padlocks with diameters of 4
mm - 0,16", 6 mm - 0,24", 8 mm - 0,32", with a maximum of four padlocks per fixed part (two for the upper
shutters and two for the lower shutters).
NOTE: The padlocks are at the expense of the customer.
The DLC prevents the following operations from being carried out:
• opening the switchgear door with the circuit-breaker closed if the circuit-breaker is in fixed version
• opening the switchgear door with the circuit-breaker closed and in connected position if the circuit-breaker
is in fixed version
• closing of the circuit-breaker when the switchgear door is open
Information on the assembly is available from the web site http://www.abb.com/abblibrary/DownloadCenter/,
in particular with the kit sheet 1SDH000999R0712.
the fixed part if the springs are loaded.
It is always supplied with UL circuit-breakers.
IMPORTANT:
• The fail safe device makes under-voltage coil YU unavailable.
• It is, however, possible not to install the fail safe device, in which case the under-
voltage coil YU must be used.
Information on assembly is available at the web site http://www.abb.com/abblibrary/DownloadCenter/, in
particular with the sheets kit:
• 1SDH000999R0708 for the fail safe, movable part
• 1SDH000999R0711 for the fail safe, fixed part
Mechanical accessories | 2 - Mechanical safety accessories
ABB | SACE Emax 2