CHETRA LLC is the Russian company that exclusively sells industrial machinery and spare parts under the brand CHETRA manufactured by Promtractor plants
Цена по запросуReliable electro-hydraulic tunneling drilling rig for digging underground mine workings and tunnels using the drill-and-blast method.
The design uses a combination of a high-efficiency electric motor as the driving force for drilling operations and a diesel engine to move the machine.
HRFD 32-A is designed to work in mines up to 4.5m in height
The compact design, 45° articulation and 44° boom angle give the HRFD 32-a superior maneuverability in its class.
Electric motor:
(For drilling tools)
Power: 55 kW, 4 poles
Voltage: 525 / 1000 V
Nominal speed: 1 450 rpm
Diesel engine:
Deutz BLF4-914C (For machine movement)
Rated power: 64 kW
Nominal speed: 2 300 rpm
Stack height:
min 2400 mm
max 4670 mm
Dimensions:
Length: 11 936 mm
Width: 1 990 mm
Height: 2 363 mm
Weight: 18 624 kg
Ground clearance: 300 mm
Tire size: 12R24
Movement speed: 3.2 km/h
Technical specifications are for reference only; to clarify them, you must contact a company employee.
All high pressure hoses have a 4-wire braid with a safe working pressure of 45 MPa.
Low pressure hoses for auxiliary functions are 2-wire braided with a safe working pressure of 24 MPa
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