Insert MDU unit
1. Move main disconnector to disconnected position.
2. Push drawer into connected position (end position) with a distinct
movement.
Remove MDU unit
1. Move main disconnector to disconnected position.
2. Pull drawer out to Disconnected Position (end position) with a distinct
movement out to position where unit is stopped by the mechanical stop
lock.
Made by PEB
Date 06-10-2009
Approved by ROC
sheet 1 of 6
Release mechanical stop lock
Mechanical stop lock is located below the drawerbase on the left hand side.
Press the mechanical stop lock up with left-hand middle finger and pull out
the unit to Removed Position.
Made by PEB
Date 06-10-2009
Approved by ROC
sheet 2 of 6
Padlocking MDU unit
1. Handle can be padlocked at the Off position, by moving outside tab on the
switch handle, and inserting the padlock into the hole.
Made by PEB
Date 06-10-2009
Approved by ROC
sheet 3 of 6
Padlock positions
2. Handle can be padlocked in 2 positions by moving the outside tab.
2.1 When locked in Inserted Position the unit has the same IP
protection as the panel
2.2 When locked in Isolated Position the unit does not have the
same IP protection as the panel
Made by PEB
Date 06-10-2009
Approved by ROC
sheet 4 of 6
Main disconnector at Disconnected position
1.
2.
3.
4.
Main disconnector at disconnected position
Control contact is “open”
Main contact is “open”.
Drawer mechanically independent from the frame.
Main disconnector at Off (Isolated) position
1.
2.
3.
4.
5.
Main disconnector at Off position
Control contact is “open”
Main contact is “open”.
Drawer is mechanically locked in the frame, or out of frame.
Handle can be padlocked in fully inserted position with disconnector in an
isolated position (same IP protection as panel) by moving outside tab.
6. Handle can be padlocked in an isolated position (not in fully inserted
position and not with same IP protection as panel) by moving outside tap.
Made by PEB
Date 06-10-2009
Approved by ROC
sheet 5 of 6
Main disconnector at Test position
1. Main disconnector at test position
2. Control contact is “closed ”
Test Contact is “closed ”
3. Main contact is “open”.
4. Drawer is mechanically locked in the frame.
Main disconnector at Connected (electric power) position
1. Main disconnector at electric power (Connected) position
2. Control contact is “closed ”
Test contact is “open”
3. Main contact is “closed”.
4. Drawer is mechanically locked in the frame.
Made by PEB
Date 06-10-2009
Approved by ROC
sheet 6 of 6