Red Book - Long Island Power Authority

2012 Edition Redbook
LIPA APPROVED
CT/TRANS CABINET
LIPA APPROVED
400-1200 C.T CABINET
MOUNTED TO WALL
NOTES:
NEUTRAL BUS
OR APPROVED STRUCTURE.(Note4)
LOAD (LINE)
SIDE
CT
TRANSFORMER RATED
METER SOCKET
AND TEST SWITCH
ENCLOSURE
CURRENT
COPPER BUS
WALL
THE BOND WIRE SHALL BE GREEN OR MARKED AS SUCH AND SHALL BE BONDED TO THE
METER SOCKET ENCLOSURE AND TO THE CT. CABINET.
1-1/4" CONDUIT MIN.
WITH CONTROL CABLE
(SEE NOTE #6 AND #7)
1. LIPA APPROVED CURRENT TRANSFORMER CABINET AND METER SOCKET SHALL NOT BE LOCATED IN ANY
AREA CLASSIFIED AS A HALLWAY, CONFINED SPACE, OR WHERE A LADDER ACCESS IS REQUIRED. (Ref Sect-8.2.3)
2. PITS AND VAULTS BELOW GRADE ARE NOT ACCEPTABLE AS METER ROOMS. METER
ENCLOSURES OR CURRENT TRANSFORMER CABINETS SHALL NOT BE LOCATED IN THESE
TYPES OF AREAS.
3. REFER TO NEC ARTICLE 250 FOR GROUNDING AND BONDING REQUIREMENT.
4. CENTERLINE OF C.T CABINET SHALL BE A MAXIMUM OF 5'-0" OR A MINIMUM OF 3'-6"
FROM FINISHED FLOOR.
CT
LINE (LOAD)
SIDE
LIPA APPROVED
5. CONTROL CABLE SHALL BE FURNISHED AND INSTALLED BY THE CONTRACTOR, SEE SECT. 8.9. FINAL
TERMINATION IN THE METER AND TRANSFORMER CABINET SHALL BE DONE BY LIPA
6. MAXIMUM DISTANCE OF METER SOCKET FROM C.T CABINET SHALL BE DETERMINED BY LIPA
7. WHEN PVC CONDUIT IS USED A # 8 AWG 600 VOLT FACTORY INSULATED COPPER BOND
WIRE SHALL BE INSTALLED BETWEEN THE METER SOCKET ENCLOSURE AND THE C.T CABINET
CT
TRANSFORMER RATED METER SOCKET
AND
TRANSFORMER (TYP)
8. REFER TO DRAWINGS D26, D27, D28, AND D29 FOR OTHER REQUIREMENTS.
9. LINE AND LOAD SIDES OF THE COMPARTMENT SHALL BE CLEARLY AND PERMANENTLY
MARKED.
CURRENT TRANSFORMER CABINET INSTALLATION
D30
EXIT THROUGH MFG.
KNOCKOUT ONLY
6'-0" MAXIMUM
4'-0" MINIMUM
FINISHED GRADE
DWG. BASED ON
LIPA CS 8606