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By certification 
Portable electrical earth rod/Grounding rod,Earth rods set with wire and earth pin
Suitable for making power failed equipments or temporary short-circuited lines grounded, preventing unexpected power to intrude in and do damage to personnel and equipments.
Technical:Short circuiting rod&H.T Discharge Rod,portable earth rod set
Type Suitable voltage(kV) Rated short-circuit current(kA/1S) Size of earth wire(mm2) Insulating length of rod(rope)(mm)
JDB-1 0.5 4.2 16-25 ≥100
JDB-2 0.5-110 6.5-13 25-50 ≥300-1300
JDB-3 10-220 6.5-13 25-50 ≥700-2000
JDB-4 10-500 6.5-13 25-50 ≥900-3700
JDB-5 110-220 6.5-13 25-50 ≥1300-2100
JDB-6 110-500 6.5-13 25-50 ≥1300-3700
JDB-7 10-200 6.5-13 25-50 ≥700-1300
JDB-8 10-35 6.5-13 25-50 ≥300-2100
JDB-9 220-500 6.5-13 25-50 ≥700-900
Suitable for making power failed equipments or temporary short-circuited lines grounded, preventing unexpected power to intrude in and do damage to personnel and equipments.
Technical:Short circuiting rod&H.T Discharge Rod,portable earth rod set
Type Suitable voltage(kV) Rated short-circuit current(kA/1S) Size of earth wire(mm2) Insulating length of rod(rope)(mm)
JDB-1 0.5 4.2 16-25 ≥100
JDB-2 0.5-110 6.5-13 25-50 ≥300-1300
JDB-3 10-220 6.5-13 25-50 ≥700-2000
JDB-4 10-500 6.5-13 25-50 ≥900-3700
JDB-5 110-220 6.5-13 25-50 ≥1300-2100
JDB-6 110-500 6.5-13 25-50 ≥1300-3700
JDB-7 10-200 6.5-13 25-50 ≥700-1300
JDB-8 10-35 6.5-13 25-50 ≥300-2100
JDB-9 220-500 6.5-13 25-50 ≥700-900
