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Product Weight
345 kg

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Product Carrier Weight
6.0 - 10 t

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Oil Flow Range
45 - 85 l/min

Bretec M7 medium range breakers have been designed to provide the most simple and cost-effective solution to your breaking needs. The silenced housing offers increased noise prevention, making them ideal for urban applications.

Features

  • Vibration and sound suppressed
  • Excavator Friendly
  • Service Friendly
  • Excellent power-to-weight ratio
  • Fast-change tool system
  • Large Tool Diameter/Length
  • Full Manufacture Warranty
  • Nitrogen Accumulator
weight 345 kg
Working length 1451 mm
Minimum working weight, flange mounted *1 420 kg
Impact rate (frequency) 450 - 950 bpm
Operating Pressure 90 - 140 bar
Pressure relief min *2 150 bar
Pressure relief max 170 bar
Oil flow range 45 - 85 l/min
Back head pressure 13 - 15 bar
Back pressure max 15 bar
Input power 21 kW
Tool diameter 75 mm
Pressure line connection (IN) BSPP-internal 1/2 inch
Return line connection (OUT) BSPP-internal 1/2 inch
Pressure line size *3 12.5 mm
Return line size *3 12.5 mm
Optimum oil temperature 40 - 60 C
Allowed oil temperature range -20 - 80 C
Optimum oil viscosity at operating temperature 30 - 60 cSt
Allowed viscosity range 20 - 1000 cSt
carrier weight, range *4 6.0 - 10.0 t
Noise level, measured/guaranteed (2000/14/EC) 118 dB(A)/120 dB(A)

Product Disclaimer

*1 Includes average mounting bracket and standard tool

*2 Minimum setting = actual operating pressure + 50 bar or 725 psi

*3 minimum inner diameter

*4 Check carrier allowed attachment weight from carrier manufacturer. Check application requirements.

Specifications are subject to change without notice.

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