GENERAL ELECTRICAL INSTALLATION SPECIFICATIONS
1. All wiring shall be done in compliance to N.E.C. and Kern County codes. All construction to conform to C.C.R. Title 8, Division 1, Chapter 4, Subchapter 7.
2. All wiring is to be copper THHN or THWN stranded. All wire shall be sized according to the N.E.C. All wires shall be color coded according to voltage being served and shall be as follows: Brown, Orange and Yellow for current carrying conductors at 480vac and 277vac. Black, Red and Blue for 240vac, 208vac and 120vac. Neutral conductor shall be white with gray being acceptable for 277vac. Grounding conductors shall be green.
3. All control wires will be #16Ga. MTW in the panel and THHN or THWN in the field; the following color standard will be followed.
Green, Green/White = Ground
White = 120 VAC Neutral
Black = Source power (unswitched power with the exception of Estop feed power)
Blue = 120VAC PLC Input
Red = 120VAC PLC output, 120VAC switched control wiring
Purple = Estop feed power
Pink = Estop return power
Blue/White stripe = 24VDC PLC Input
Red/White stripe = 24VDC PLC Output
Brown = 24VDC Positive
Yellow = 24VDC Common
4. All wires shall be one continuous length from motor starter terminals to motor safety switch and then to motor. Splicing of wires shall not be permitted in conduits. In lighting circuits, splicing with twist-on connectors shall be limited to the make up box of lighting fixtures and in junction boxes.
5. All installed 600 Volt wires shall be megger tested for insulation breakdown prior to energizing. This includes all motor, control, and lighting wiring.
6. All control wiring shall run in a separate conduit from any wiring being utilized for voltages above 120 volts.
7. All communication wiring shall be ran in a isolated conduit from all other wiring.
8. All instrumentation wiring shall be ran in a separate conduit from any wiring being utilized for voltages above 24 volts.
9. All twist-on splice connectors shall be the Scotchlock type and shall be secured with Scotch Brand 33 black electrical tape.
10. E.M.T. will be allowed on overhead conduit runs, properly supported. E.M.T. may extend to the point at which it turns down to make a drop. The 90 degree bend and all conduit below, is to be rigid conduit.
11. All underground conduit shall be minimum schedule 40 PVC 1” diameter. Each underground PVC conduit shall contain a minimum of one grounding wire compatible to the total current of the circuit(s) being served. Conduits shall also contain a nylon type pull string.
12. All E.M.T. connectors and couplings shall be of the compression type.
13. All condulets shall be of the cast, form 7, Crouse Hinds, gasketed type.
14. All conduit terminations into instrumentation and control panels will be terminated utilizing Meyers Hub type connectors.
15. Motor and instrument termination boxes shall be fitted with flexible liquid tight conduit, UL approved, maximum installed length of three (3) feet. Exceptions must be approved in writing prior to installation.
16. No more than four (4) motors per conduit will be accepted. Minimum conduit size shall be one inch for homeruns.
17. All enclosures, junction or switch boxes shall have adequate internal working clearance according to N.E.C.
18. Outlets:
A. All convenience outlets shall be 120 Volt 20 Amp spec grade with appropriate cover for the location in which they are installed.
B. Adjoining outlets shall be on separate circuits with no more than 4 outlets per circuit.
C. Welder outlets will be 240 Volt 50 Amp single phase (Paramount will specify receptacle type).
D. All circuits shall be grounded with a ground wire connected to main ground.
19. Welding outlets shall be Crouse Hinds catalog number AK642 with ARE-36 box mounted 36 inches above floor.
20. Single Phase Load Center - When a single phase load center is to be installed, the minimum size shall be 125 Amp, 120/240 volt, 24 space, Square D QO panel board with switch rated breakers.
21. All areas indoor lighting shall be Metal Halide type with protective covers for the appropriate location to conform to G.M.P. standards. All exterior lighting shall be High Pressure Sodium and shall be controlled individually or in groups by photocell control as directed by Paramount Farms representative in control of the project. All overhead lighting fixtures will have secondary support from a chain of sufficient size to support 2 times the fixture weight in case of a fall.
22. Motor Control Centers:
A. All motor control centers shall be Allen Bradley bulletin 2100 Nema 1-G or better. All starters will be equipped with H-O-A Red Pilot Lamp, 120vac external control power, terminal strip wiring, MCP breakers, 1 set N.O. and 1 set N.C. auxiliary contacts wired to term strip for PLC interface. 600 Amp horizontal and 300 Amp vertical buss is minimum.
B. All switches, control panel buttons, and pilot lights are to be of oil tight construction, Allen Bradley 800T type.
C. All starter buckets are to be identified with an engraved black on white plastics I.D. tag. Tags will be labeled per Paramount labeling standards.
D. All motor control centers are to be mounted on a 4” raised cement pad. The top edge is to be capped with a 4”x4”x1/8” angle iron painted safety yellow. Pads are to be extended 24” to each side and 36” to the front of the M.C.C.
23. All motors shall be equipped with a Square D type motor rated disconnect switch with lockable cover to be provided within 2 feet of the motor termination point.
E. All motors shall be tagged at this disconnect point with an engraved black on white plastics I.D. tag. Tags will be labeled per Paramount labeling standards.
24. All motors shall be ground bonded from the motor to the MCC ground buss with a continuous, dedicated ground wire. Ground wire may be 2 wire sizes smaller than the feed conductor, but not less than #14 AWG
25. All AC inverters shall be installed with power and control wires in separate conduits Control wiring for AC inverters shall be shielded cable. All AC inverters shall be installed together with a line reactor or equivalent anti distortion device.
26. Emergency stop stations shall be added to any additions of existing process lines as well as any new equipment lines. E.S.S. will stop all equipment whether in hand or auto position. E.S.S. shall be Allen Bradley 800T 2 position push-pull-illuminated type. Number and location of E.S.S. will be determined by a Paramount Farms representative. With equipment in the auto position, once an emergency stop station is pushed and reset, equipment must be manually restarted. Upon releasing an E.S.S., NO EQUIPMENT CAN AUTOMATICALLY RESTART!!!
27. All E.S.S. wiring will be a home run circuit for the hardwire interlock back to an accessible control panel. There will be no button-to-button series wiring permitted.
28. All Electrical installations must be performed in a neat and professional manner and in accordance with Good Manufacturing Practice Policies. Construction that would provide harborage to insects, product, debris or otherwise pose a sanitation and or safety hazard will not be allowed.
29. All Electrical Installations Must Be Done in such a manner To provide the utmost in Safety to Paramount Farms Employees. Conduit or brackets must not have any sharp edges or burrs! Conduit or brackets must not protrude into walkways or service areas, per Title 8 Regulations. Bolts protruding through catwalks or into walk in areas will not be permitted.
30. All projects done by outside contractors shall be inspected upon completion by Paramount Farms Electrical Department, or appointed PFI representative, prior to the final sign-off.