The Rowland Company
The Rowland Company
4900 North 20th St.
Philadelphia, PA 19144
Toll Free: (800) 925-8824
Phone: (215) 455-4900
Fax: (215) 455-8888
Email: rowland@rowland2.com
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  • Spring applied safety brake
  • Protection-class IP67
  • Double wear reserve by single air gap adjustment
  • High work capacity
  • High wear resistance because of high abrasion resistance
  • Functional without cover
  • Screws for manual lifting
Electromagnetic Two-Disc Spring-Set Brakes SFB
Unit of Measure
Items Electromagnetic Two-Disc Spring-Set Brakes SFB
SFB 6.3
Pintsch Bubenzer SFB Brakes 		Electromagnetic Two-Disc Spring-Set Brakes SFB
SFB 10
Pintsch Bubenzer SFB Brakes 		Electromagnetic Two-Disc Spring-Set Brakes SFB
SFB 16
Pintsch Bubenzer SFB Brakes 		Electromagnetic Two-Disc Spring-Set Brakes SFB
SFB 25
Pintsch Bubenzer SFB Brakes 		Electromagnetic Two-Disc Spring-Set Brakes SFB
SFB 40
Pintsch Bubenzer SFB Brakes
Dynamic Torque Rating N/A 45 Nm54 Nm63 Nm N/A 100 Nm63 Nm80 Nm N/A 100 Nm130 Nm160 Nm N/A 180 Nm210 Nm250 Nm N/A 260 Nm330 Nm400 Nm
Inertia N/A 0.0017 kg·m² N/A 0.0037 kg·m² N/A 0.0048 kg·m² N/A 0.0068 kg·m² N/A 0.0175 kg·m²
Weight N/A 19 kg N/A 28 kg N/A 42 kg N/A 55 kg N/A 74 kg
Maximum Speed N/A 6000 min-1 N/A 6000 min-1 N/A 6000 min-1 N/A 5500 min-1 N/A 4700 min-1
Nominal Voltage (DC) (20 ºC) N/A 110 V
Nominal Power (20 ºC) N/A 99 W N/A 128 W N/A 158 W N/A 196 W N/A 220 W
Nominal Current (20 ºC) N/A 0.90 A N/A 1.16 A N/A 1.44 A N/A 1.78 A N/A 2.0 A
Minimum Airgap, Brake Off N/A 0.3 mm N/A 0.3 mm N/A 0.3 mm N/A 0.4 mm N/A 0.4 mm
Maximum Airgap, Brake Off N/A 0.9 mm N/A 1.2 mm N/A 1.2 mm N/A 1.3 mm N/A 1.4 mm
Rough Bore Diameter N/A 26 mm N/A 26 mm N/A 36 mm N/A 36 mm N/A 36 mm
Standard Bore Diameters N/A 28 mm32 mm38 mm N/A 28 mm32 mm38 mm N/A 38 mm42 mm48 mm55 mm N/A 38 mm42 mm48 mm55 mm N/A 48 mm55 mm60 mm
Diameter B-Side (d H7 Maximal) N/A 40 mm N/A 40 mm N/A 55 mm N/A 55 mm N/A 60 mm
Length E N/A 238 mm N/A 260 mm N/A 280 mm N/A 318 mm N/A 400 mm
Length f N/A
Length h N/A 150 mm N/A 180 mm N/A 202 mm N/A 214 mm N/A 244 mm
Length l N/A 96 mm N/A 96 mm N/A 117 mm N/A 117 mm N/A 142 mm
Length l1 N/A 96 mm N/A 96 mm N/A 117 mm N/A 117 mm N/A 142 mm
Length m N/A 115 mm N/A 118 mm N/A 137 mm N/A 143 mm N/A 169 mm
Length s N/A 11 mm N/A 11 mm N/A 11 mm N/A 12 mm N/A 14 mm
Angle α N/A 15 º N/A 15 º N/A 30 º N/A 22.5 º N/A 30 º
Suitable Standards Intermediate Flanges N/A A250 A300 N/A A300 A350 N/A A300-1 A350 A400 A450 N/A A350 A400 A450 N/A A400-1 A450 A550
Note N/A Keyways for keys acc. to DIN6885 BI.1, width accuracy P9. Protection IP67
Alterations reserved without notice
Manufacturer N/A Pintsch Bubenzer
Actuation N/A Spring Applied, Electric Release