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NexSafe Servomotor Brakes

Functional Safety Certified Servomotor Brake

• Spring Engaged, Air Released

• Zero Backlash

• Functional Safety Certified

• Enough Torque to stall Servomotor

Servomotor Brake Sizes

Specifications shown as a range. Contact Nexen to make modifications to fit your application

For Details Select Model/Size

Model/Size	Static Torque	Bore/Shaft Diameter	Pilot Diameter	Bolt Circle Diameter	Minimum Release Pressure
Size 3 (fits NEMA 34)	7.9 Nm [70 in-lbf]	9 to 19 mm [.375 to .750 in]	45 to 80 mm [1.77 to 3.15 in]	85 to 115 mm [3.346 to 4.528 in]	5.5 BAR [80 PSI]
Size 4 (fits NEMA 42)	15.3 Nm [135 in-lbf]	14 to 28 mm [.536 to 1.063 in]	55.55 to 114.3 mm [2.178 to 4.50 in]	110 to 150 mm [4.528 to 5.906 in]	5.5 BAR [80 PSI]
Size 5	32.8 Nm [290 in-lbf]	19 to 38 mm [.750 to 1.500 in]	110 to 130 mm [4.33 to 5.12 in]	149.2 to 186 mm [5.874 to 7.323 in]	5.5 BAR [80 PSI]
Size 7	88.1 Nm [780 in-lbf]	24 to 42 mm [1.000 to 1.625 in]	114.3 to 180 mm [4.50 to 7.09 in]	196.9 to 215 mm [7.75 to 8.46 in]	5.5 BAR [80 PSI]
Size 9	88.1 Nm [780 in-lbf]	32 to 55 mm [1.250 to 2.125 in]	180 to 200 mm [7.09 to 7.87 in]	215 to 235 mm [8.46 to 9.25 in]	5.5 BAR [80 PSI]
Size 11	88.1 Nm [780 in-lbf]	35 to 65 mm [1.375 to 2.500 in]	230 to 250 mm [9.06 to 9.84 in]	265 to 300 mm [10.43 to 11.81 in]	5.5 BAR [80 PSI]