Part 7 LVABC Overhead Drawing Register Number A1 A2 A3 A4 A5 A6 A8 A9 Description Intermediate Angle, 0-25, Drilling detail Angle 26-50, Baulk Plates, Pole Details Termination Poles, ABC Details Inline Strain, with or without Fusing / Isolation Tee Off Cables Circuit Breaker and Mounting Bracket Standard Fuse and Mounting Bracket Horizon Power Corporation
INTERMEDIATE ANGLE 0^ - 25^ DRILLING DETAIL A1
STAY 100 4 BOLTED BAULK BOLTED BAULK 1500 NOTE 2 POLE STRENGTH (kn) SELECTION FOR WIND CATEGORIES A & B (NOTE 8) CATEGORY A POLE HEIGHT 9.5m 11.0m 12.5m LOCATION POLE HEIGHT LOCATION TOWN RURAL TOWN RURAL 5 10 10 15 15 20 CATEGORY B 9.5m 11.0m 12.5m 20 35 40 45 50 50 STAY REQUIRMENTS FOR ANGLE DEVIATION FOR 4 x 95mm CABLE ANGLE OF DEVIATION (DEG) ANGLE OF DEVIATION (DEG) 0-25 26-38 39-50 TERM 0-19 20-28 29-44 45-50 0-19 20-28 29-44 0-14 15-20 21-32 TERM MEDIUM TENSION MEDIUM TENSION BOLTED BAULKS BOLTED BAULKS STAYED STAYED TIGHT TENSION TIGHT TENSION BOLTED BAULKS STAY REQUIRMENTS FOR ANGLE DEVIATION FOR 4 x 150mm CABLE BOLTED BAULKS 45-50 TERM STAYED 33-50 TERM STAYED 2. REFER TO TABLE TO DETERMINE IF BAULK REQUIRED (STOCK No. CZ0388) BAULKS TO BE INSTALLED IN PARALLEL WITH THE HORIZON POWER ALIGNMENT USING U-BOLTS. 3. POLE TOP ARRANGEMENTS (0^ - 25^) ABC 300 AND (26^ - 50^) ABC 301 ARE TO BE USED WITH THE POLE SELECTION. 4. POLE STRENGTH IS FOR A CONDUCTOR WIND LOADING OF 500pa AT 15^. 5. IN CYCLONIC AREAS POLES MUST BE STAYED FOR ANGLES GREATER THAN 10^. 6. FOR POOR SOIL CONDITIONS POLES MUST BE STAYED FOR DEVIATIONS GREATER THAN 5^ 7. ALL STAYS SHOULD BE 19/2.0 SC/GZ G 1320 STRENGTH. 8. POLE STRENGTH REQUIREMENTS FOR A STEEL POLE IN MEDIUM/GOOD SOIL CONDITIONS. ANGLE 26^- 50^ BAULK PLATES POLE DETAILS A2
SEE NOTE 2 & 3 ABC EYEBOLT HOLE 50 150 STAY 4 SEE NOTE 2 2. ABC TAILS TO BE CAPPED/SEALED. 3. WHEN LOOPED BACK ALONG THE LINE THE CABLE TO BE HELD IN PLACE BY SUITABLE CABLE TIES WITH TAPE OVER TERMINATION POLE ABC DETAILS A3
5000 1100 1250 510 100 4 () 14 DIAMETER HOLE () 14 DIAMETER HOLES INLINE STRAIN WITH OR WITHOUT FUSING / ISOLATION A4
R8 NEUTRAL ABC CLAMP 150 150 4 TEE OFF A5
SEE NOTE 6 380 TOP OF POLE R W R3 B ROADSIDE N R4 4 70 5000 1200 1350 () 14 DIAMETER HOLE () 14 DIAMETER HOLES 2. ALWAYS MAKE ALL ABC CONNECTIONS FIRST. 3. CONNECTIONS TO OPEN AERIALS ARE TO BE THE LAST PROCEDURE CARRIED OUT. 4. PHASING OUT BETWEEN THE ABC CONDUCTORS AND THE OPEN AERIALS MUST BE CARRIED OUT BEFORE CONNECTION IS MADE. 5. SPLICE AND PG CLAMP ARE TO BE USED FOR ABC TO BARE AERIAL CONNECTION. 6. DASHED ABC CABLE SHOWS ALTERNATIVE CONNECTIONS FOR AN DIRECT TAP WITHOUT FUSES. TEE OFF LV BARE TO ABC A6
FIX TO ABC UNIVERSAL BRACKET CIRCUIT BREAKER COVER C.B. FIXING HOLES CIRCUIT BREAKER MOUNTING BRACKET THREE PHASE CIRCUIT BREAKER SINGLE PHASE CIRCUIT BREAKER 1. IN CYCLONIC AREAS FUSING IS REQUIRED TO CIRCUIT BREAKER, REFER A9 CIRCUIT BREAKER AND MOUNTING BRACKET A8
"T" BRACKET SEE NOTE 1 SEE NOTE 1 SEE NOTE 2 1. MOUNTING PLATE CAN BE FITTED IN EITHER POSITION TO SUIT INSTALLATION. 2. A MINIMUM OF 2 BOLTS FITTED DIAGONALLY MUST BE USED STANDARD FUSE AND MOUNTING BRACKET A9