Electric Detonators (Specification)

Stability to static electricity

Detonators of normal stability  (N)

Detonators of increased stability  (I)

Detonators of high stability  (H)

Delay time

Milliseconds

Milliseconds
pitgasproof

Halfseconds

Milliseconds

Milliseconds
pitgasproof

Halfseconds

Milliseconds

Halfseconds

Detonators type

EDMN-25

EDMAN-25

EDSN-500

EDMP-25

EDMAP-25

EDSP-500

EDMB-25

EDSB-500

No of delay rates

No

11

5

11

11

5

11

11

11

Destination

-

0 - 10

0 - 4

0 - 10

0 - 10

0 - 4

0 - 10

0 - 10

0 - 10

Delay time between rates

ms

25

25

500

25

25

500

25

500

Igniter head resistance

W

1.60 ... 2.35 through 0.25

0.4 - 0.8

0.03 - 0.1

Total resistance of 2m conductor

W

3.2 - 4.2

2.1 - 2.8

0.2 - 0.5

Safety current

A

0.18

0.18

0.18

0.45

0.45

0.45

4

4

Safety impulse

mWs/W

0.8

0.8

0.8

8

8

8

1100

1100

Igniter impulse

mWs/W

3

3

3

16

16

16

2500

2500

Static electricity

kV/pF

10/300

10/300

10/300

10/2000

10/2000

10/2000

30/2500

30/2500

Airtightnees

h/m

6/2

6/2

6/2

6/2

6/2

6/2

6/2

6/2

Fields of
applications

Dry and damp underground and ground objects and mines, dangerous because of gas and dust

Dry and damp underground and ground objects and mines

Dry and damp underground and ground objects and mines

Dry and damp underground and ground objects and mines, dangerous because of stray current and static electricity

Dry and damp underground and ground objects and mines, dangerous because of stray current and static electricity

Dry and damp underground and ground objects and mines, dangerous because of stray current and static electricity

Dry and damp underground and ground objects and mines, when there is a great danger of stray current, induced current, static and atmospheric electricity

Specification

Initiating capacity

Piercing a hole of minimum 7 mm dia in a lead plate

Conductor Stability Under Static Load

5 kg weight in the course of 3 min

Conductor Stability Under Dynamic Load

3 kg weight tailing from a of 3 min
Cartridge case:
     - material
     - diameter
     - length
 
Steel, Copper or Aluminium
7.5 mm
56 - 77mm
Conductor:
     - core
     - insulation
     - length
Steel core, dia 0.60 mm
Copper core, dia 0.50 mm
PVC
Standard - 2 m
Optimal - May be ordered any