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OKPD-code 2 30.20.40.150
Is intended for application in the locomotives’ braking systems.
Is fabricated according to TU 3020-589-05744521-2025 and has 16 modifications.
| Name of characteristic | Measurement unit | Normative value for modifications 875.000.000- | |||
| -, -01, -02, -03 | -10,-11 -12,-13 | -20, -21, -22, -23 | -30, -31, -32, -33 | ||
| 1 Pressure in pneumatic drive of the service brake, no more than | MPa | 0,72 | |||
| 2 Pressure in AST-drive, no more than * | MPa | 1,0 | |||
| 3 Tightness – pressure drop during 180 s, no more than:
– pneumatic drive, by the pressure (0,41±0,01) MPa; – – AST-drive, by the pressure (0,72±0,01) MPa * |
MPa |
0,01 0,01
|
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| 4 Pressing force on the shoe by the pressure in pneumatic drive (0,41+0,005) MPa |
kN |
38+3 |
33+3 |
29+3 |
22+3 |
| 5 Pressing force on the shoe from AST-springs, no less than * |
kN |
28 |
|||
| 6 Pad wear compensation (screw output), no less than |
mm |
140 |
|||
| 7 Maintenance of the clearance between pad and wheel, by the released brake |
mm |
From 5 to 8 incl. |
|||
| 8 Maximal shoe stroke by the braking | mm | 13±3 | |||
| 9 Overall dimensions, no more than:
– modifications with the AST-drive – modifications without the AST-drive |
mm |
500*473*540 500*263*540 |
|||
| 10 Weight, no more than:
– modifications with the AST-drive – modifications without the AST-drive |
kg |
110 90 |
|||
| 11 Lateral shoe movement, no less than | mm | 20 | |||
| · For modifications those have an AST-drive | |||||
