Page 38 - TEMCA Magazine ฉบับที่ 1 ปีที่ 29
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                                 3.2.2 หัวข้อการปรับปรุงและตรวจสอบค่าความต้านทานการต่อลงดิน
ตารางที่ 3.1 มาตรฐานอ้างอิงที่ทําาการปรับปรุงในหัวข้อ Grounding Materials
สมองใสไฮเทค
 Item Grounding Equipment
G-1 General
G-2 Ground Rod
1. Standard Ground Rod 2. Sectional Ground Rod
3. Coupling for Ground Rod 4. Driving Stud / Head
5. Tip
G-3 Ground Connecting Wire and Counterpoise
1. Copper-Clad Steel Wire 2. Accessories
G-4 Ground Rod Clamp
1. Ground Rod Clamp 2. Accessories
G-5 Ground Connector at a Tower.
G-6 Exothermic Welding
1. Exothermic Connector
2.Exothermic Welding
G-7 Compression Type Connector
1. Hardware Connector
2. Accessories
G-8 Marking
*G-9 Ground Enhance Material
*G-10 Accessories
*G-11 Sampling Tests
Gunkul Engineering Public Company Limited
Kumwell Corporation PLC.
UL 467
IEC 62561 Part 2
UL 467
IEC 62561 Part 2
IEC 62561 Part 2 IEC 62561 Part 2 IEC 62561 Part 2
ASTM B 910-B 910M IACS
IEC 62561 Part 2
UL 467, IEEE 837
IEC 62561 Part 1
UL 467 IEEE 837
IEC 62561-1
UL 486 NEMA CC1
UL 467 IEEE 837
UL 467 IEEE 837
UL 467
IEC 62561 Part 1
IEC 62561 Part 1 IEC 62561 Part 2.
IEC 62561 Part 7 UL 467
Factory
Previous EGAT’S Specification No. C-2 Standard
ASTM A1080 ASTM B572
ASTM A1080 ASTM B572
Not mentioned Not mentioned Not mentioned
Not mentioned Not mentioned
Not mentioned Not mentioned
Not mentioned
Not mentioned Not mentioned
Not mentioned Not mentioned
Not mentioned
Not mentioned Not mentioned
Not mentioned
Supplier’s Test Reference Standards
Revised EGAT’S Specification No. C-2 Standard
UL 467
IEC 62561 Part 2
UL 467
IEC 62561 Part 2
UL 467
IEC 62561 Part 2
UL 467
IEC 62561 Part 2
UL 467
IEC 62561 Part 2
ASTM B 910-B 910M IEC 62561 Part 2
UL 467, IEEE 837
IEC 62561 Part 1
UL 467 IEEE 837
IEC 62561-1
UL 467 UL 486 NEMA CC1
UL 467 IEEE 837
UL 467
IEEE 837 IEC 62561 Part 1
UL 467
IEEE 837 IEC 62561 Part 1
UL 467
IEEE 837 IEC 62561 Part 1
IEC 62561 Part 2.
IEC 62561 Part 7
UL 467 IEEE 837
UL 467
              UL 467 Factory
UL 467 Factory
UL 467 Factory
UL 467 Factory
UL 467 Factory
Dwg
Dwg Dwg Dwg Dwg
                                                                              UL 467 Factory Dwg
      -
Factory
UL 467 IEEE 837
UL 467 Factory Dwg
UL 467 IEEE 837
UL 467 IEEE 837
UL 467 IEEE 837
UL 467 IEEE 837
Not mentioned
Not mentioned UL 467
IEEE 837
UL 467
TISI 465-1 MIL-STD-105E
  Dwg
                                                                                                                                 ISSUE1•VOLUME29 38 MAY-JULY2022
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