Drawout Device
Definition
A drawout device is composed of the moving part (also called the device) and the fixed part (or chassis).
Drawout Device Moving Part Description
The following image shows the standard version of the moving part of a drawout device (no optional accessories).
|
A Carrying handle B Arc chute C Blue fault-trip reset button D Opening pushbutton E Closing pushbutton F Disconnectable contact block cover G Front cover H Spring charging handle I VBP pushbutton locking cover (optional) J Rating plate K Spring charged and ready-to-close indicator L Main-contact position indicator M Window to consult the optional CDM mechanical operation counter N Trip system O Product identification label, with manufacturing label |
Drawout Device Accessories Description
The following image shows the accessories available for the moving part of a drawout device.
|
A VDC mismatch protection (optional) B Disconnectable contact block C Four OF indication contacts (standard) D MCH gear motor (standard) E CDM mechanical operation counter (optional) Z1, Z2 See following images |
The following images zoom in on the accessories for the moving part of a drawout device.
|
F Standard SDE1 fault-trip indication contact |
G MN undervoltage release or MX2 opening voltage release (optional) H XF closing voltage release (standard) I MX1 opening voltage release (standard) J PF ready-to-close contact (optional) K VSPO OFF-position locking by keylocks (optional) |
Chassis Description
The following image shows the standard version of the chassis (no optional accessories).
|
|
|
|
A Carrying grip B Terminal blocks for standard accessories C Terminal block identification plate D Chassis locking by padlocks E Position indicator F Racking handle socket G Position release button H Racking handle storage space |
I Racking handle J Drawout grip K Extension rail L Top safety shutter M Product identification label with manufacturing date N Bottom safety shutter |
Chassis Accessories Description
The following image shows the accessories available for the chassis.
|
|
|
|
A VDC mismatch protection B Terminal blocks for optional accessories C VSPD chassis locking by keylocks |
D VPOC open-door racking interlock E Device auxiliary terminal shield F VPEC door interlock |
Chassis Terminal Block Description
Terminal block supplied as standard on the
chassis
Terminal block supplied
as standard with 3P chassis only
Terminal block for optional accessories on
the chassis
Terminal block not used
on the chassis
Assignment of Chassis Terminal Blocks
 DANGER |
|---|
|
HAZARD OF ELECTROCUTION FOR VOLTAGES ABOVE 480 VaC
If voltage greater than 480 Vac is connected to a terminal,
it is forbidden to connect adjacent terminals to a 24 Vdc SELV (Safety
Extra Low Voltage) power supply in order to observe the insulation
distances.
Failure to follow these instructions will result in death or serious injury.
|
The following table describes the assignment and the availability of the terminal blocks for drawout devices:
-
Standard terminal blocks are delivered on the chassis, even if the associated accessories are not installed in the devices.
-
Optional terminal blocks are delivered on the chassis only if the associated optional accessories are installed in the devices.
-
N/A indicates that the terminal blocks and the associated optional accessories are not compatible with the devices.
|
Block |
Marking |
Description |
Device |
|---|---|---|---|
|
A |
CD1-CD2 |
2 CD disconnected position contacts |
Optional |
|
B |
COM |
Not used |
Not used |
|
UC1 |
Not used |
Not used |
|
|
UC2 |
Neutral external sensor |
Standard on 3P devices Optional on 4P devices |
|
|
UC3 |
Not used |
Not used |
|
|
SDE2/RES |
Not used |
Not used |
|
|
M2C/UC4 |
Not used |
Not used |
|
|
SDE1 |
SDE1 fault-trip indication contact |
Standard |
|
|
MN/MX2 |
MN undervoltage release or MX2 opening voltage release |
Optional |
|
|
MX1 |
MX1 opening voltage release |
Standard |
|
|
XF |
XF closing voltage release |
Standard |
|
|
PF |
PF ready-to-close contact |
Optional |
|
|
MCH |
MCH gear motor |
Standard |
|
|
OF1-OF4 |
4 OF indication contacts |
Standard |
|
|
C |
CE1–CE3 |
3 CE connected position contact |
Optional |
|
CT1 |
1 CT test position contact |