SULTANATE OF OMAN

MINISTRY OF ELECTRICITY & WATER

STANDARD-OES 2

3 3 K V & PILOT, 11KV & L.T.

Second Edition: January 1995

OF
SULTANATE

OMAN
MINISTRY

OF
ELECTRICITY

&
WATER
二 :二 ｀飞

STANDARD : OES -2

3 3 K V & PILOT, llKV & L.T. U N D E R G R O U N D C A B L E I N S T A L L A T I O N S

TABLE OF CONTENTS
己二 已
二；

S.No. Description Page

J.0 Cables 1
二日

2.0 Jomts and Termmauons

3.0 Installat1on
3.1 General
3.2 Excavauon of Cable Trenches and Jomt Pits
3.3 Road Crossmg Ducts 2
3.4 Cable Crossmg or Laid Paralle to the Installation Burned Underground 3
3.5 Cable Laymg 5
3.6 Backfilling 6
3.7 Jomllng and Tenmnat10n
3.8 Cable Records
3.9 Earthing 7
3.10 Cable Identification
3.11 Cable Protect:Ion
3.12 Bonding
3.13 Site Tests 8
3.14 Inspec!Ion

SPECIFICATION: U G l -3 3 K V C A B L E S

1.0 General 10
2.0 Conductor
3.0 Conductor Shield
4.0 Insulation
5.0 Insulatwn Shield
6.0 Assembly 11
7.0 Sheath
8.0 Bedding
r,
}

9.0 Armour
吕 B
＿

10.0 Overall Serving

马』
9
S.No. Description Page

SPECIFICATION: U G 2 - llKV C A B L E S

J.0 General 12
2.0 Conductor
3.0 Conductor Shield
4.0 Insulalion 13
5.0 Insulalion Shield
6.0 Assembly
7.0 Sheath
8.0 Bedding
9.0 A 订 nour
10.0 Overall Servmg
I1.0 Drum Length

SPECIFICATION: U G 3 -600/1000 V O L T S C A B L E S

1.0 General 14
2.0 Conductor
3.0 Shape of Core
4.0 Dress m g
5.0 Insulallon
6.0 Sheath 15
7.0 Armouring
8.0 Servmg
9.0 Drum Length

SPECIFICATION: U G 4 -600 V O L T S 19 C O R E P I L O T C A B L E

1.0 General 16
2.0 Conductors
3.0 Insulat.Jon
4.0 Sheath
5.0 Armounng
6.0 Servmg
7.0 Make up of Pilot Cables
8.0 Drum Length 17

A P P E N D I X -Tests on X L P E Cables 18
 DRAWINGS

Drawing Number Title

MEW/E/UG/0101 Details of L. V. cable trench

MEW/E/UG/0102 (Rev. "A") Details of 11 K V cable trench

MEW/E/UG/0103 (Rev. "A") Secllon of 33KV and Pilot cable trench

MEW/E/UG/0104 (Rev. "A") Details of jomt/route markers for power cables

MEW/E/UG/0105 Details of cable markers for side walks

MEW/E/UG/0106 (Rev. "A") Detalils of road crossmg duct for 33KV cable and pilot cable

MEW/E/UG/0107 (Rev. "A") Details of road crossmg ducts for I! K V cable

MEW/E/UG/0108 (Rev. "A") Details of road cross m g ducts for L. V. cable

MEW/E/UG/0109 (Revised) Details of cable covenng tiles

MEW/E/UG/0110 Format for underground power cable record

MEW/E/UG/0112 Cable trench details for different voltages cables I扣d parallel

MEW/E/UG/0113 Details of cables laid parallel to water pipeline

MEW/E/UG/0114 Details of cable crossmg by water pipeline

MEW/E/UG/0115 Details of cable crossmg by telephone cables