Revolving drum cutter

Different motor variants available - find more information below
Technical Data

Carrier weight class ¹

1 t - 3 t

Service weight ²

340 kg

Product weight

300 kg

Nominal power

18 kW

Rotation speed

150 rpm

Optimum oil flow ³

25 l/min - 38 l/min

Max. torque @ 350 bar

1 420 Nm

Max. cutting force @ 350 bar

11 850 N

Pick shaft diameter

15 mm

Number of picks

56

Max. oil flow @ 10 bar

60 l/min

Max. operating pressure

350 bar

Rotation unit ⁴

ERU 1
  1. Weights apply to standard carriers only. Any variances must be agreed with Epiroc and/or the carrier manufacturer prior to attachment. 
  2. Attachment with standard picks & average-sized adapter plate. 
  3. Various motor variants available per model.
  4. More about the rotation unit

Measurements

Measurments ER dum cutter

Length of drum cutter (A):        795 mm

Width of cutting head (B):         500 mm

Diameter of cutting head (C):   240 mm

All ERC drum cutters

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More information about revolving drum cutters

What different models are available?

We have the ERC 50-1, ERC 50-2, ERC 50-3 and ERC 50-4

What is the difference of the motors?

    ERC 50-1 ERC 50-2 ERC 50-3 ERC 50-4
Recommended rotation speed rpm 150 150 150 150
Recommended oil flow l/min 25 32 35 38
Maximum oil flow at 10 bar l/min 60 60 60 60
Maximum operating oil pressure bar 350 350 350 350
Torque at 210 bar Nm 575 720 780 850
Torque at 350 bar Nm 960 1.200 1.300 1.420
Cutting force at 210 bar N 4.800 6.000 6.510 7.110
Cutting force at 350 bar N 8.000 10.000 10.850 11.850

What is the standard pick for the ERC 50?

Round attack pick

ER 11/28/24/12 C

Application: Concrete, soft to medium hard rock

Part number.: 3311004555

What is the right pick box for the ERC 50?

Pick box: PH 50

Part number: 3311000774

How can you fix the picks on the pick box?

Retaining clip

ES 50

Part number: 3311001264

What about additional picks, pick boxes and retainers?

Round attack pick

ER 19/33/30/15 S

Application: Asphalt, soft to medium hard abrasive rock

Part number: 3311004557

 

Circlip retainer 

SG 100

Part number: 3311002950

 

Round attack pick

ER 12/33/30/15 C

Application: Concrete, soft to medium hard rock

Part number: 3311004556

 

Retaining clip

ES 100

3311002701

What are the technical data of the ERU rotator unit?

    ERU 1
Carrier weight class ¹ t  2 - 5
Service weight ² Kg 200
Product weight Kg 160
A (diameter of gearbox) mm 270
B (overall height of rotator) mm 415
C (length) mm 445
D (height) mm 370
Max. oil flow of rotary feedthrough l/min 60
Max. hydr. pressure of rotary feedthrough bar 350
Recom. oil flow of rotary drive l/min 10
Recom. hydr. pressure for rotary drive bar 160
Max holding torque of rotator drive Nm 4,000
Number of rotary drive motors no 1


¹ Weights apply to standard carriers only. Any variances must be agreed with Epiroc and/or the carrier manufacturer prior to attachment.

² Attachment with standard hose kit & average-sized adapter plate.