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20.25€

Main specifications

Material: М30

Сonstruction by ГОСТ Р 53617-2009: K4-2

Contact wire length by ГОСТ 12232-89, no less, mm.: 110

IEC 60276 tip shape: B

Cover type according to ГОСТ Р 53617-2009: No

Qty:

Copper graphite brush M30 25x40x70

Main characteristics

Material М30

Сonstruction by ГОСТ Р 53617-2009 K4-2

Contact wire length by ГОСТ 12232-89, no less, mm. 110

IEC 60276 tip shape B

Cover type according to ГОСТ Р 53617-2009 No

Additional characteristics

Rockwell hardness, 10⁷ Nm² 10-30

Specific electric resistance, 10¯⁶ Ωm 1.0-3.0

Current density, 10⁴ A/m² 12-25

Circum velocity, m/s 20-25

Brush pressure on collector, 10³ N/m² 200

Transitional voltage drop on a pair of brushes, V 1.0-1.8

Max. friction factor, μ 0.20

Brand ZTV

Manufacturer country Bulgaria

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