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 For The Installer And The User

SL: shutter lock The SL shutter 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
88 | © 2017 ABB | 1SDH000999R0002 - ECN000058721 - Rev. B
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 customer's expenses.
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 on the web site http://www.abb.com/abblibrary/DownloadCenter/,
in particular with the kit sheet 1SDH000999R0712.
the fixed part if the springs are charged.
It is always supplied with UL circuit-breakers.
IMPORTANT:
• The fail safe device makes undervoltage coil YU unavailable.
• It is, however, possible not to install the fail safe device, in which case the undervoltage
coil YU must be used.
Information on assembly is available on the web site http://www.abb.com/abblibrary/DownloadCenter/, in
particular with the kit sheets:
• 1SDH000999R0708 for the fail safe, movable part
• 1SDH000999R0711 for the fail safe, fixed part
Mechanical accessories | 2 - Mechanical safety accessories
ABB | SACE Emax 2