Revolving drum cutter

Different motor variants available - find more information below
Technical Data

Carrier weight class ¹

50 t - 70 t

Service weight ²

5 700 kg

Product weight

5 200 kg

Nominal power

200 kW

Rotation speed

53 rpm

Optimum oil flow ³

350 l/min - 450 l/min

Max. torque @ 350 bar

46 800 Nm

Max. cutting force @ 350 bar

116 300 N

Pick shaft diameter

38 mm

Number of picks

64

Max. oil flow @ 10 bar

500 l/min

Max. operating pressure

350 bar

Rotation unit ⁴

ERU 7
  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):        2,220 mm

Width of cutting head (B):         1,330 mm

Diameter of cutting head (C):   805 mm

All ERC drum cutters

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Erkat QuickSnap

Easy to change

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More information about revolving drum cutters

What different models are available?

We have the ERC 3000-1, ERC 3000-2 and ERC 3000-3

What is the difference of the motors?

    ERC 3000-1 ERC 3000-2 ERC 3000-3
Recommended rotation speed rpm 62 57 53
Recommended oil flow l/min 350 400 450
Maximum oil flow at 10 bar l/min 500 500 500
Maximum operating oil pressure bar 350 350 350
Torque at 350 bar Nm 31,200 39,000 46,800
Cutting force at 350 bar N 77,500 96,900 116,300

What is the standard pick for the ERC 3000?

Round attack pick

ER 25/77/80/38-30 Q    

Application: Concrete, medium hard to very hard rock

Part number.: 3311004586 with QS

Part number: 3311004619 with ES

 

 

What is the right pick box for the ERC 3000?

Pick box: PH 5300

Part number: 3311002261

 

Replacement wear sleeve

3311002263

 

How can you fix the picks on the pick box?

QuickSnap

QS 5000

Part number: 3311000978

 

Retaining clip

ES 5000

Part number: 3311002869

 

What about additional picks, pick boxes and retainers?

Round attack pick

ER 25/77/80/38-30 PQ            

Application: medium hard to very hard abrasive rock

Part number: 3311003853

 

QuickSnap

QS 5000

Part number: 3311000978

 

Retaining clip

ES 5000

Part number: 3311002869

 

Round attack pick

ER 19/90/80/38-30 Q

Application: Soft rock

Part number: 3311004588 with QS

Part number: 3311004621 with ES

 

QuickSnap

QS 5000

Part number: 3311000978

 

Retaining clip

ES 5000

Part number: 3311002869

 

Round attack pick

ER 22/77/80/38-30 Q

Application: Concrete, medium hard to hard rock

Part number: 3311004587 with QS

Part number: 3311004620 with ES

 

QuickSnap

QS 5000

Part number: 3311000978

 

Retaining clip

ES 5000

Part number: 3311002869    

What are the technical data of the ERU rotator unit?

   

ERU 7

Carrier weight class ¹ t

 50 - 70

Service weight ² Kg

2,400

Product weight Kg

2,.000

A (diameter of gearbox) mm

900

B (overall height of rotator) mm

820

C (length) mm

1,040

D (height) mm

1,170

Max. oil flow of rotary feedthrough l/min

500

Max. hydr. pressure of rotary feedthrough bar

350

Recom. oil flow of rotary drive l/min

40

Recom. hydr. pressure for rotary drive bar

160

Max holding torque of rotator drive Nm

350,000

Number of rotary drive motors no

2


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.