Specifications

NAIROBI OPERATIONAL HUB
UNOPS Building, UN Lane, Off UN Avenue Tel: [phone]
P.O Box 783,Village Market, 00621 E-mail: [e-mail]
Nairobi, Kenya Website: www.unops.org
UNOPS is ISO 9001 certified
A. Provide color bands with printed description of each system, minimum
75 mm wide for all cable trays/ladders and trunking runs. These color bands
shall be applied at each electrical distribution/panel board, low current
system control panels and junction box locations and at 15 m centers within
an area.
B. Provide color bands with printed description of each system, minimum
25 mm wide for conduits up to 25 mm in diameter and one-half the conduit
diameter for larger conduits, applied at panel and pull box locations, within
each room, and at 6 m centers within an area.
C. Following color banding shall be used for the raceways of various
electrical systems, however subject to final decision of the Engineer. Color
bands for the electrical systems not described here shall be as agreed on site:
1. Lighting: gray.
2. Normal Power: brown.
3. Essential Power : black
4. Earthing : green.
5. Fire alarm : red.
6. Telephone : blue.
7. Sound : yellow.
8. Data : purple.
9. Television : rust.
2.04 CIRCUIT IDENTIFICATION CHARTS
A Individual circuit identification charts shall be provided for all
panelboards, distribution boards, control panels, etc. giving following
information as a minimum.
1. Circuit numbers
2. Phase
3. Load names with location.
4. Connected load.
5. Outgoing terminal numbers.