Terex GmbH

Hydraulic Transverse Cutting Unit Type WS120

The Webster Schaeff WS120 Hydraulic Transverse Cutting Unit can be supplied with three different kind of standard cutting drums:

Rock Cutting Drum
Scaling / Grinding Drum
Demoloition Drum

A range of motor displacements (LD / MD / HD) are available to suit different pump outputs of the excavator platform.

Technical Specifikation

WS120		LD Optional	MD Optional	HD Standard
Input Power	kW	120	120	120
Peak Power, max.	kW	170	170	170
Max. Hydr. Operating Pressure	bar	375
Required Flow Rate	l/min	260-400	280-430	330-500
Recommended Flow Rate	l/min	340	380	450
Hydraulic Motor	cm³/rev	3.143	3.494	4.198
Cutting Drum Speed	min^-1	51 at 260 l/min 79 at 400 l/min	50 at 280 l/min 76 at 430 l/min	49 at 330 l/min 74 at 500 l/min
Cutting Head Torque (at 300 bar)	Nm	28.200	31.300	37.600

Type of Cutting Drums		Rock	Scaling	Demolition
Type of Cutting Drums
Cutting Diameter	mm	716	716	716
Cutting Width	mm	1.255	1.255	1.255
Number of Picks	pcs	2 x 32	2 x 70	2 x 32
Standard-Type of Picks	type	BGS78	BGS78	BGS75
Pick Force, max.	kN	105	105	105
Cutting Speed	m/s	1,8 - 2,8	1,8 - 2,8	1,8 - 2,8
Unit weight incl. cutting drums, approx.	kg	2.000
Suitable excavator platform, weight	t	30 - 45

(other drum diameters, drum widths and / or picks upon request)
§ EU-Patent: EP 0 841 467 B1 § US-Patent : 6,158,818

other TCU Models

WS15: 18 - 27 kW > for Excavators 2 - 8 t
WS30: 30 - 40 kW > for Excavators 8 - 15 t
WS45N: 45 - 55 kW > for Excavators 12 - 20 t
WS60N: 60 - 70 kW > for Excavators 18 - 30 t
WS90N: 90 - 110 kW > for Excavators 25 - 35 t

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