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