Harrows of MINSKAGROPROMMASH BPM-3, Nizhny Novgorod

Semi-trailer type
The basic machine is a 4th - 5th class tractor
Technical performance at a speed of 7.1 km/h and a soil density of not more than 2.5 MPa, ha/h of not less than 2.0
Working width, m, not more than 3.0 ± 0.1
The depth of loosening depends on the hardness of the soil, cm 15..30
Number of disk sections, pcs 6
Number of discs, pcs. 12
Disc diameter, mm 1,000 ± 5
The distance between the discs, mm at least:
- front disc batteries 425; 520
- rear disc battery 520
Angles of attack of disk batteries, degrees
- front 20..25
- rear 25..30
Overall dimensions, mm 7 580±50×3 070±30×1 900±20
Operating travel speeds, km/h 4,2..10,3
Transport speed, km/h, not more than 20
Design weight, kg 3,900±50