12
en
Type
JCM312U
JCM312auto
Reference number
7 270 38
7 270 39
Current consumption
15 A
15 A
Power supply type
1 ~
1 ~
No-load speed (Clockwise)
1st gear
180 rpm
180 rpm
2nd gear
260 rpm
260 rpm
3rd gear
580 rpm
580 rpm
No-load speed (Counterclockwise)
1st gear
180 rpm
180 rpm
2nd gear
260 rpm
260 rpm
3rd gear
580 rpm
580 rpm
Weight according to EPTA-Procedure 01/2003
25.4 kg
55.9 lbs
26.4 kg
58 lbs
Class of protection
I
I
Core drilling capacity in steel - TCT (carbide tipped
cutter)
12 – 80 mm
7
/
16
in
–3
1
/
8
in
12 – 80 mm
7
/
16
in
–3
1
/
8
in
Core drilling capacity in steel – HSS (high speed
steel)
12 – 65 mm
7
/
16
in
–2
9
/
16
in
12 – 65 mm
7
/
16
in
–2
9
/
16
in
Drilling capacity in steel – HSS twist drill bit
32 mm
1
1
/
4
in
32 mm
1
1
/
4
in
Bolt hole diameter max.
M27, 1
1
/
8
in
M27, 1
1
/
8
in
Max. twist drill diameter with the supplied chuck
13 mm
1
/
2
in
13 mm
1
/
2
in
Reamer diameter
31 mm
1
3
/
16
in
31 mm
1
3
/
16
in
Counterboring diameter
50 mm
2 in
50 mm
2 in
3 41 01 169 21 0.book Seite 12 Mittwoch, 7. September 2011 3:32 15
