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6 0 0 2 , 6 1 r e b m e c e D D E V O R P P A T N E M U C O D L A N I G I R O
2 1 0 2 , 9 1 e n u J
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TRANSMISSION ENGINEERING STANDARD
TES-P-104.01
TABLE OF CONTENTS
1.0
PURPOSE
2.0
SCOPE
3.0
CODES, STANDARDS AND REFERENCES
4.0
ORDER OF PRECEDENCE
5.0
SYSTEM PARAMETERS 5.1 5.2 5.3 5.4
Frequency System Voltage Short Circuit Rating You're Reading a Preview Insulation Levels
6.0
DEVIATIONS
7.0
BIBLIOGRAPHY
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TRANSMISSION ENGINEERING STANDARD
1.0
QTEN96-EP72-2 European
TES-P-104.01
PURPOSE
This chapter of the underground Power Cable Transmission Engineering Standards P-104 01) is an introductory chapter to TES-P-104. It provides general info applicable to power cables and their applications to the Transmission System o Electricity Company (SEC), Kingdom of Saudi Arabia. .
Chapters of TES-P-104 and the references therein serve as a guide to the Desig Engineer.
2.0
SCOPE The U/G Power Cable Transmission Engineering Standards TES-P-104: 2.1
Covers the following cable nominal voltage ratings: 2.1.1 2.1.2 2.1.3 2.1.4
2.2
Service (Low Voltage) Cables: 0.6/1kV. Distribution (Medium Voltage) Cables: 11kV, 13.8kV 33kV & 3 Transmission (High Voltage) Cables: 69kV, 110kV, 115kV & 132kV. You'reHigh Reading a Preview Transmission (Extra Voltage) Cables: 230 kV & 380 kV. ,
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Reflects the use of the following types of cables and their applications: 2.2.1 2.2.2
Download With Free Trial Cross-Linked Polyethylene Cable (XLPE). Low Pressure Oil-Filled Cable (LPOF).
2.3
Intended to help the Design Engineer in selection of the appropriate type of the power cable.
2.4
Contains the type of installation and the installation requirements in details are developed to govern the practices andSign procedures which shallbe ado up to vote on this title the Design Engineer for the design of power cable systems.
2.5
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Covers the drawings and ampacity tables in different installations
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3.0
4.0
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TES-P-104.01
In case of additional technical requirements, details or information not in this standard, the Design Engineer is responsible to have the powe system accurately designed.
CODES, STANDARDS AND REFERENCES 3.1
Items not specifically covered in this standard shall be in accordance latest revisions of the referenced Industry Codes and Standards.
3.2
It shall be the responsibility of the Design Engineer preparing the base or detailed design to be or become knowledgeable of the requirements latest Industry Codes and Standards referred in TES-P-104. He shall bring attention of National GridSA of SEC, any latest revisions of these Cod Standards which may have an impact on the technical requirements of TES-P
3.3
Whenever different Codes and Standards are used, National GridSA approval to the same shall be obtained before proceeding with design. These and Standards shall be equal to or better than those specified in TES-P-104.
ORDER OF PRECEDENCE You're Reading a Preview Unlock full access with a free trial.
In case of any conflict between various documents and standards or specificati underground power cable projects, the order of precedence shall be as follows: Download With Free Trial 4.1
The Scope of Work and Technical Specifications (SOW/TS) for the project.
4.2
Transmission Materials Standard Specifications (TMSS).
4.3
This standard (TES-P-104.01).
4.4
Other applicable Transmission Engineering Standards (TES).
4.5
Useful SEC Transmission Construction Standards (TCS).
4.6
SEC Transmission Standard Drawings (TSD).
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TRANSMISSION ENGINEERING STANDARD
5.1
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TES-P-104.01
Frequency
The nominal frequency for SEC system is 60 Hz and the permiss operating frequency range is between 59.9 Hz and 60.1 Hz as per clause 4. SEC specification # 01-TMSS-01 Rev.01. 5.2
System Voltage The standard nominal system voltages adopted by SEC are listed in Table 0 The permissible operating voltage range is ± 5% under normal opera conditions as per clause 4.2 of SEC specification # 01-TMSS-01 Rev.01. T are detailed in Table 01-1.
Table 01-1: System Voltages Nominal Voltage Range (Normal You're Reading a Preview System Voltage Operating Condition, ±5%) Unlock full access with a free trial. Download With Free Trial (kVrms) (kVrms) 11 10.5-11.6 13.8 13.1-14.5 33 31.4-34.7 34.5 32.8-36.2 69 65.6-72.5 110 104.5-115.5 115 Sign up to109.3-121 vote on this title 132 Useful 125.4-139 Not useful 230 219-242 380 361-399
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TRANSMISSION ENGINEERING STANDARD
TES-P-104.01
Table 01-2: Voltage, 3 φ Symmetrical Short Circuit Current Ratings& Durtion for Various Power Cables
Power Cable Nominal Voltage Rating (kVrms) 380 230 132 115 110 69 34.5 33 13.8 11 * ** *** 5.4
Power Cable 3φ Symmetrical 3φ Symm Maximum Voltage Short Circuit Current Short Circui Durat (kVrms) (kArms) (sec 420 63*** 245 63* 145 40 123 40 123 40 72.5 31.5 or 40* You're Reading a Preview 36 (minimum) 25 36 with a free trial. 25 Unlock full access (15 or 17.5)** 25 12With Free Trial 25 Download
1 or 1 or
It shall be specified by the design engineer. Unless otherwise specified in the SOW/TS, cable shall be rated 17.5 for other equipment it shall be as specified in the SOW/TS. 50kA if required shall be specified in the SOW/TS
Insulation Levels
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Useful Notbe useful The insulation levels for all und erground cables shallnot less than the va specified in Table 01-3. For installations at an altitude higher than 1000m external air insulation level shall be calculated as per clause 4.6.6.3 of
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TRANSMISSION ENGINEERING STANDARD
TES-P-104.01
Table 01-3: Insulation Levels Nominal System Voltage
Basic Insulation Level (BIL)
Power Frequency Withstand Voltage *Dry/Wet
(kVrms)
(kVPeak)
(kVrms)
(kV
11
110
50/45
-
13.8
110
50/45
-
33
200
95/80
-
34.5
200
95/80
-
69
350
160/140
-
110
650
275/275
-
115
650
275/275
-
You're Reading a Preview325/325 650/750
-
132 230 380
Basic Swit Impulse L (BSL
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1050
460/460
-
Download With Free Trial620/620 1425
1050
The insulation levels for LV cables shall be as under: Nominal SystemVoltage (kVrms) 0.6/1.0 Basic Insulation Level (BIL) (kVPeak ) 8 Power Frequency Withstand Voltage (kVrms) 3 *Dry for 1 minute, wet for 10 seconds Sign up to vote on this title
6.0
DEVIATIONS 6.1
The Design Engineer who
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the SOW/TS for the U/G
cable
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TRANSMISSION ENGINEERING STANDARD
7.0
QTEN96-EP72-2 European
TES-P-104.01
BIBLIOGRAPHY 1.
Underground Systems Reference Book, Edison Electric Institute, New York no ISBN
2.
R. M. Black The History of Electric Wires and Cables, Peter Pergrinus, 1983 ISBN 0 86341 001 4
3.
01-TMSS-01 Rev.# 1 (General Requirements for all Equipment Materials)
4.
TES-P-104.08 Rev.# 1 (Bonding & Grounding of Insulated Metallic Power Cable System 69kV to 380kV)
5.
EPRI Underground Transmission Systems Reference Book, 2006 Edition, 101
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