SANDVIK Tunneling Miner
MT520 /
PLC
Page 5 of 31
Technical description-MT520-PLC specification .220.Rev 1
Technical Data
Loading System
MT520
Loading star
[pcs]
2
Loading capacity
[m³/h]
350
Conveyor System (double chain conveyor)
Width of conveyor
[mm]
800
Conveying capacity
[m³]/h
350
Headroom conveyor system
[mm]
490
Electrical System
Voltage
[V]
1000
Frequency
[Hz]
50
Total installed power
[kW]
537
Cutter motor water cooled
nominal power
[kW]
315
nominal torque
[Nm]
2040
Hydraulic motor air cooled
nominal power
[kW]
150
nominal torque
[Nm]
975
Loader motor water cooled
nominal power
[kW]
2 x 36
nominal torque
[Nm]
2 x 237
Hydraulic system (load sensing)
Hydraulic pumps
[pcs]
3
Filtration system
[l/min)
1300
Mineral oil hydraulic fluid
[l]
700
Nonflammable hydraulic fluid
[l]
700
Tank capacity
[l]
480
System pressure max.
[bar]
280
Speeds
Tramming speed
[m/min]
0 – 18
Speed of cutter head
[m/s]
1.43 – 2.68
Slewing speed cutter boom
[m/s]
0.05 – 0.08
Conveying speed
[m/s]
0.6 – 0.9
* Option: 1000 [mm] track with available
