SBM series : Clutch Brakes : Non-excitation Electromagnetic Brakes(Spring Closed Type): SINFONIA TECHNOLOGY CO., LTD.

A comprehensive line of clutches and brakes

Spring Closed Type

For braking

Features

Operates immediately at power off.
There is no need to adjust gap when mounted.
Superior braking durability and maintain stable braking force.
Flexible mounting directions.

Indication of type

SBM-115-07:Model symbol-Nominal number-Torque size

Torque / Rated voltage

Type SBM-	90-02	90-04	115-07	140-15	160-22	160-37
Static friction torque Nm	2	4	7.5	15	22	37
Rated voltage DC-V	AC200/220V		DC90V

Structure

fig

Characteristics

Response Characteristics

Model/ SBM-	90-02	90-04	115-07	140-15	160-22	160-37
Armature pull-in time ta (ms)	30	50	60	80	130	140
Armature release time tar (ms)	20	20	20	30	40	40

Allowable workload / Max speed / Inertia J

Model	Allowable workload(J)			Max speed (r/min)		Inertia J (kgm²)
Model	per single time	per Minute	Limit for adjustment	at idling	at braking	Inertia J (kgm²)
SBM-90‒02	3000	700	1.30×10⁷	1800	1800	6.00×10^-5
SBM-90‒04	3000	700	1.30×10⁷	1800	1800	6.00×10^-5
SBM-115‒07	5000	1200	2.80×10⁷	1800	1800	1.75×10^-4
SBM-140‒15	8000	2000	3.80×10⁷	1800	1800	5.00×10^-4
SBM-160‒22	10000	2500	5.10×10⁷	1800	1800	1.00×10^-3
SBM-160‒37	10000	2500	5.10×10⁷	1800	1800	1.00×10^-3

Installation Example

fig

Model list