No. | 1 | 2 | 3 | 4 |
series | AC MOV | |||
type | D42H22 | D42H24 | D42H29 | D42H36 |
suggested rated voltage (kV) | 3.3 | 3.6 | 4.4 | 5.4 |
MCOV (kV) | 2.8 | 3.1 | 3.7 | 4.6 |
diameter (mm) | 42±0.7 | 42±0.7 | 42±0.7 | 42±0.7 |
height (mm) | 29±0.3 | 36±0.3 | 19.5±0.3 | 32±0.3 |
DC U1mA (kV) | 4.85±0.3 | 5.28±0.3 | 6.4±0.45 | 7.95±0.5 |
IL at 75% of U1mA(µA) | ≤15 | ≤15 | ≤15 | ≤15 |
Ures (kV) | 8.6±0.5 | 9.35±0.6 | 11.3±0.7 | 14.1±0.8 |
typical Ures / U1mA | 1.77 | 1.77 | 1.77 | 1.77 |
repetitive charge transfer Qrs (C) | 0.5 | 0.6 | 0.5 | 0.5 |
guaranted 2ms test current (A) | 400 | 500 | 400 | 400 |
max 2ms test current (A) | 400 | 600 | 400 | 400 |
4/10µs high current test (kA) | 100 | 100 | 100 | 100 |
nominal discharge current In (kA) | 10 | 10 | 10 | 10 |
accelerated ageing test | 115℃ 0.9*U1mA/√2 Kct ≤ 1.0 | |||
IEC/TC37 Spring Meeting of Working Group 14 was successfully concluded in Xi'an Jointly drawing a new chapter of lightning protection
TGE SHINES AT 2025 INMR WORLD POWER CONFERENCE IN PANAMA
TGE's Employees Visited The Three Gorges Hydroelectric Power Station For Team Building
English 
