MV distribution
metalclad switchgear
withdrawable circuit-breaker
1 to 17.5 kV
Installation guide
AAG0D111F1-A0
1
2
AAG0D111F1-A0
General contents
AAG0D111F1-A0
General description
4
Incomer and feeder IF11 & IF12
4
Riser R11 & R12
4
Coupler C11 & C12
5
Metering MT11
5
Instructions for receiving, handling & storing
6
Handling
6
Storage
7
Installation instructions
8
Unpacking the cubicles
8
Inter-panel fixing
8
Connection of inter-panel earthbar
9
Fitting the main busbars
10
Fitting the left end insulator of the busbar
15
Entry of LV cables from the top
16
LV inter-connections cabling
16
Entry of LV cables from the bottom
17
Connecting the switchboard earth to the station earth
18
Connecting the MV cables
18
Connecting the MV cables to the cubicles
19
Supporting the cables
22
Earthing the cable screen
22
Installing the end covers of the last cubicle on the left
23
Installing the end covers of the last cubicle on the right
24
3
General description
Typical cubicles
Incomer & feeder IF11 & IF12
H
Front
D
W
Riser R11 & R12
H
Front
D
W
Switchgear type
IF11
IF12
R11
R12
Ratings
Dimensions and weight
630 A - 1250 A
2500 A
1250 A
2500 A
height (H)
mm
2120
2120
2120
2120
width (W)
mm
750
950
750
950
depth (D)
mm
2044
2170
2044
2044
weight
kg
750
900
600
720
N.B.: the type of the current transformer could change according to the customer’s requirement,
however the overall dimensions are the same.
4
AAG0D111F1-A0
General description
Typical cubicles
Coupler C11 & C12
H
Front
D
W
Metering MT11
H
Front
D
W
Switchgear type
C11
C12
MT11
Ratings
Dimensions and weight
1250 A
2500 A
630 A - 1250 A - 2500 A
height (H)
mm
2120
2120
2120
width (W)
mm
750
950
750
depth (D)
mm
2044
2044
2044
weight
kg
650
800
550
N.B.: the type of the current transformer could change according to the customer’s requirement,
however the overall dimensions are the same.
AAG0D111F1-A0
5
Instructions for
receiving, handling & storing
Handling
Type of handling
On fork-lift
Safety tip:
always move backward
if using a forklift to
handle the units.
Top of cubicle
N.B.: do not walk on the top
of the packaged cubicles.
On rollers
N.B.: before placing the unit
on rollers, remove the pallet.
Front
With lifting lugs
(optional)
Front
6
AAG0D111F1-A0
Instructions for
receiving, handling & storing
Storage
■ store the equipment in its original packaging, and indoor in a dry clean &
ventilated place,
■ thermal variations: if works are in progress, leave an adequate protection
against dust, paints, …etc.
AAG0D111F1-A0
7
Installation instructions
Unpacking the cubicles
■ the cubicles should be unpacked close to the erection site,
■ remove the plastic wraping and the pallet,
■ remove the lifting lugs.
Verify the correct alignment
starting situation:
■ circuit breaker and VT truck removed from the cubical,
■ verify that the cubicle is level by means of a spirit level (refer to Civil
engineering guide),
■ insert CB and VT truck into the cubicle,
■ check that all covers and doors can be closed and fitted correctly.
Inter-panel fixing
630 - 1250 A: IF11, C11, R11, MT11
the first and follow the same procedure
to verify the correct alignment,
■ fasten the two cubicles together at
the fixing points indicated,
■ screws, nuts and washers are
supplied as part of the loose
equipment (9 screws M6x16, and 9
contact washers D6, per
interconnection).
Fixing points
■ drawout the circuit breaker,
■ remove the rear cover,
■ place the second cubicle alongside
Front
Fixing points
2500 A: IF12, C12, R12, MT11
Front
8
AAG0D111F1-A0
Installation instructions
Connection of inter-panel earthbar
Panel 1
Panel 2
Located at bottom of panels.
panel 2
panel 1
panel 1
Remove the fixing where indicated on
both panel 1 & 2.
panel 1
N.B.: tightening
torque 30 Nm.
AAG0D111F1-A0
panel 2
Slide the fishplate from panel 1 side
through to panel 2 and replace the fixings
panel 2
Re-tighten the fixing on both panel 1 & 2
where indicated
Fit a fishplate at both right and left hand
ends of the switchboard as shown
9
Installation instructions
t
on
Fr
Fitting the main busbars
■ fit the main bus bars between the two
cubicles,
■ insert the bolts and tighten to 28 Nm,
■ these procedures should be repeated
for any cubicle added to the switchboard.
9 H screw M8x35
18 contact washer D8
9 nut M8
21431222
1023797
21252108
1250 A
IF11, C11, R11, MT11
t
on
Fr
Coupler cubicle
Riser cubicle
18 H screw M8x50
36 contact washer D8
18 nut M8
21431224
1023797
21252108
N.B.:
refer to the operations
manual for the different
ways to access the busbar.
10
AAG0D111F1-A0
Installation instructions
Fitting the main busbars
1250 A
IF11, C11, R11, MT11
N. B.:
covers are assembled on the
connections (for covers assembly,
refer to Doc. AAG26930F0 & Doc.
AAG36930F0)
Front
Lower connections
Covers
Upper connections
630 A main busbars-upper
630 A tee-connection
IF11, C11, R11, MT11
M8x30 (28Nm)
M8 contact washer
Ph 3
M8 Hex Nut
Ph 2
Front
Ph 1
Ph 3
Ph 2
Ph 1
Ph 3
Ph 2
Ph 1
Ph 3
Ph 2
Ph 1
Main busbar top view
AAG0D111F1-A0
11
Installation instructions
Fitting the main busbars
1250 A
M8 contact washer
IF11, C11, R11, MT11
M8x30 (28Nm)
Ph 3
1250 A main busbars-upper
1250 A tee-connection
IF11, C11, R11, MT11
M8 Hex Nut
Ph 2
Front
Ph 1
Ph 3
Ph 2
Ph 1
Ph 3
Ph 2
Ph 1
Ph 3
Ph 2
Ph 1
Main busbars top view
1250 A main busbars-lower
1250 A tee-connection
C11, R11
Ph 3
M8 contact washer
M8x30 (28Nm)
M8 Hex Nut
Ph 2
Ph 3
Lower main busbars top view
12
Ph 2
Ph 1
Ph 1
Ph 3
Ph 2
Ph 1
AAG0D111F1-A0
Installation instructions
t
on
Fr
Fitting the main busbars
2500 A
IF12, C12, R12, MT11
9 H screw M8x60
18 contact washer D8
9 nut M8
21431225
1023797
21252108
t
on
Fr
Coupler cubicle
Riser cubicle
18 H screw M8x50
36 contact washer D8
18 nut M8
AAG0D111F1-A0
21431224
1023797
21252108
13
Installation instructions
Fitting the main busbars
2500 A
IF12, C12, R12, MT11
N. B.:
covers are assembled on the
connections (for covers assembly,
refer to Doc. AAG26930F0 & Doc.
AAG36930F0)
Front
Lower connections
Covers
M8 contact washer
M8x30 (28Nm)
Upper connections
2500 A main busbars-upper
1250 A tee-connection
IF12, C12, R12, MT11
Ph 3
M8 Hex Nut
Ph 2
Front
Ph 1
Ph 3
Ph 2
Ph 1
Ph 3
Ph 2
Ph 1
Ph 3
Ph 2
Ph 1
Main busbars top view
Ph 3
M8 contact washer
M8x30 (28Nm)
2500 A main busbars-lower
2500 A tee-connection
C12, R12
M8 Hex Nut
Ph 2
Ph 3
Lower main busbars top view
14
Ph 2
Ph 1
Ph 1
Ph 3
Ph 2
Ph 1
AAG0D111F1-A0
Installation instructions
Fitting the left end insulator of the busbar
An insulator is used to support the busbar in the last cubicle on the left.
630, 1250 A
Insulator
H screw M10x30
Washer D10
21431251
1023790
21431314
H screw M14x50
21234214
Washer D14
for fixing
with support
21431224
4 H screw M8x50
1023797
8 contact washer D8
21252108
4 nut M8
t
on
Fr
2500 A
Insulator
H screw M10x30
Washer D10
21431251
21431314
H screw M14x50
1023790
21234214
Washer D14
for fixing
with support
21431224
2 H screw M8x50
1023797
4 contact washer D8
21252108
2 nut M8
21431225
3 H screw M8x60
1023797
6 contact washer D8
21252108
3 nut M8
t
on
Fr
AAG0D111F1-A0
15
Installation instructions
Entry of LV cables from the top
1
2
2
1
1
Remove the cable entry plate 1
situated on the LV cubicle and
the roof plate 2.
Drill the cable entry plate 1 to suit
the roof cable glands, fit the glands
and feed the cabling trough.
Re-assemble the cable entry plate
1 and terminate the wires.
Re-assemble the roof 2.
LV inter-connections cabling
3
2
Entry at the end of the switchboard.
Remove the roof plate 2 from
each cubicle.
Remove the cable trough 3.
3
2
Install the cable power supply wiring.
Replace the cable troughs 3.
16
Working one cubicle at time, feed the wires out
through the hole in the cable trough.
Make the cable connections to the terminal
blocks and replace the roof plates 2.
AAG0D111F1-A0
Installation instructions
Entry of LV cables from the bottom
Fr
on
t
Bottom entry
2
1
Cable entry is through the slot in the
cubicle base plate.
Remove the roof plates 2 and cable entry plate 1
if necessary.
2
1
Feed the wires and the power supply cables up
the cables to the roof of the LV cubicle.
Cables can be cable-tied to the side walls of the
cubicle for support at the points provided.
AAG0D111F1-A0
Feed the wires to the terminale and terminate.
Re-assemble the roof plates 2 and 1.
17
Installation instructions
Connecting the switchboard earth to the station earth
Connect the earthbar of the switchboard to the
substation earth using the pre-drilled earthbar
supplied with the loose equipment.
Connecting the MV cables
Remove the cable clamps, gland
plates and grommets from the
cubicle.
Cut the cable grommet to suit
the diameter of the cables.
Mount them over the
cables. Refer to the cable
manufactures guide for
terminating the cable ends.
Switchgear type
IF11
IF11
IF12
IF12
Ratings
MV cables type
630 A - 1250 A
Single core
630 A - 1250 A
Tri core
2500 A
Single core
2500 A
Tri core
maximum number of cables
2 per phase
2
3 per phase
3
maximum X-section of cables (mm 2)
630
300
630
300
18
AAG0D111F1-A0
Installation instructions
Connecting the MV cables to the cubicles
(single-core or three core cables)
1250 A
Part (1)
A
Remove copper part (1) and drill a hole
in pads (A) according to the cable head
to be connected.
For 1 cable
AAG0D111F1-A0
For 2 cables
19
Installation instructions
Connecting the MV cables to the cubicles
(single-core or three core cables)
2500 A
Part (1)
Remove copper part (1) and drill a hole
in pads (A) according to the cable head
to be connected.
A
20
AAG0D111F1-A0
Installation instructions
Connecting the MV cables to the cubicles
(single-core or three core cables)
2500 A
For 1 cable
For 2 cables
For 3 cables
AAG0D111F1-A0
21
Installation instructions
Supporting the cables
After installing a row of cables, mount the following in succession:
1- The cable clamp support,
2- The cable clamps,
3- The gland plates.
Fix the cable clamp support bar on top of the gland plate
angles. Lock the cables using the half cable clamps.
Replace the gland plates. Fill any unused
openings with uncut cable grommets.
Earthing the cable screen
nt
Fro
Example:
One cable per phase,
3 braids to be connected to earth.
22
AAG0D111F1-A0
Installation instructions
Installing the end covers
■ fit the M6 crimp nuts to the side of the right hand end panel,
■ the left hand end panel should be factory fitted with M8 hexagonal inserts,
■ fit the M6 crimp nuts to the left and right rear covers.
The end covers of the last cubicle on the left
AAG3T311F0
6 Nut M6
21252106
2 x AAG1A550F0
2 H screw M6x12
2 contact washer D6
2 hexsert M6
21431187
1023793
AAG1A541F0 x 6
21288356
1023921
6 flat washer D6
4 x AAG1A541F0
3 H screw M6x12
8 contact washer D6
21431187
1023793
4 nut M6
21252106
3 H screw M6x12
21431187
3 contact washer D6
3 Nut M6
21431187
6 H screw M6x12
1023793
6 washer D6
1023793
21252106
AAG1T671F0
6 flat washer D6
3x
1023921
AAG2T701F0
for 1250 A cubicle
AAG2T705F0
for 2500 A cubicle
AAG1A541F0
Frame of cubicle
Frame of cubicle
Washer
AAG1A541F0
End panels
End panel
AAG0D111F1-A0
23
Installation instructions
Installing the end covers
■ fit the M6 crimp nuts to the side of the right hand end panel,
■ the left hand end panel should be factory fitted with M8 hexagonal inserts,
■ fit the M6 crimp nuts to the left and right rear covers.
The end covers of the last cubicle on the right
AAG3T321F0
AAG1A550F0
6 x AAG1A541F0
6 H screw M6x12
6 contact washer D6
6 hexsert M6
6 flat washer D6
21431187
1023793
x2
21431187
2 H screw M6x12
1023793
2 contact washer D6
21288356
2 hexsert M6
21288356
1023921
4 x AAG1A541F0
4 H screw M6x12
4 contact washer D6
4 hexsert M6
21431187
1023793
21288356
AAG1A541F0
AAG1T681F0
for 1250 A cubicle
AAG2T702F0
for 2500 A cubicle
AAG2T706F0
Frame of cubicle
x3
21431187
3 H screw M6x12
1023793
3 contact washer D6
21288356
3 hexsert M6
1023921
3 flat washer D6
Frame of cubicle
Washer
AAG1A541F0
End panels
End panel
24
AAG0D111F1-A0
AAG0D111F1-A0
25
NE Africa & Egypt Head Office
68, Tayaran st., Nasr City,
Cairo, Egypt.
P.O. Box 2658 El Horreya.
Tel : +202 40 10 119
Fax: +202 26 18 908
http://www.schneider.com.eg
Customer Support Center (CSC)
Tel: (202) 40 10 899
Fax: (202) 26 20 473
customer.support@eg.schneider-electric.com
Design & production: Communication - SEE
Printing: Trust Advertising co.
As standard specifications
and designs change from
time to time, please ask for
confirmation
of
the
information given in this
publication.
SEE 65055 / E
26
AAG0D111F1-A0
AAG0D111F1-A0
Schneider Electric