(for details click on the type)

Non-"permitted"

"Permitted" Current flow under 4 ms

Blasting Machines: Type 812 815 818 861 922 932/3000 888 944/3 804 806 S 808 T 844T
Firing tension V 450 450 1000 1420 3000 3000 2500 3000 600 740 1000 1350
Capacity of firing condenser (F) 8 16 10 100 40 80 480 2x80=160 8 10 10 16
Energy Ws 0,8 1,6 5 100 180 360 1500 2x360=720 1,4 2,7 5 14,6
Weight kg 1,8 1,9 2 9,2 16 21 60 30 1,9 2,6 2,5 6,7
Dimension in mm Length 121 122 122 240 370 500 500 300 122 122 122 194
Width 79 80 80 150 180 180 350 310 80 80 80 145
Height 157 158 158 260 270 270 400 350 158 186 186 216
A-detonators with 3 m Cu legwire,  leading line resistance 10 W
(4 mWs/W)
in series (shots) 30 100 200 500 800 1070 900 1070 total
2140
100 100 200 400
resistance 160 260 510 1260 2010 2510 2260 2510   260 260 510 1010
in parallel series       10x180
=1800
20x220
=4400
25x360
=9000
40x400
=16000
20x440
=8800
17600         
U-detonators with 3 m Cu legwires, leading line resistance 10 W
(20 mWs/W)
in series (shots)   30 100 320 600 750 640 750 total
1500
20 50 100 200
resistance   55 195 580 1070 1250 1140 1250   55 110 195 370
in parallel series       5x150
=750
10x200
=2000
10x400
=4000
20x380
=7600
10x400
=4000
8000        
HU-detonators with 3 m Cu legwires at 0,5 W leading line resistance 5 W
(3300 mWs/W)
in series (shots)       40 90 160 140 150 total
300
       
resistance       25 50 85 75 80          
in parallel series             7x80=560