Electric blasting machine - permit: BAM-ZM-456
Do not use in mines with firedamp or coal dust explosion hazards!

Series circuit
Detonators U   20 pcs  - Limit resistance 90 Ω
Detonators HU   4 pcs - Limit resistance 3 Ω

Technical data:
Ignition voltage: 225 – 250 Volt / DC
Ignition capacitors: 2 x 220 μF 
Ignition max.: 13.75 Joules
Recommended battery: Duracell Plus Size 9 V MN 1604 6LR61
Operating temperature: -15 bis +50° C
Dimensions: (LxWxH) 160x82x 2 mm 
Weight: (including battery) about 350g  
Charging time of the capacitors: about 18 seconds (with new battery)
Discharge time of the capacitors: about 5 seconds

No. 2800 (including tester)