Nexen 835552 air engaged modular multi-caliper tension brake with shaft mount design and 3.750 in machined bore with keyway. Open, heavy-duty brake features 22 in disc diameter and dual rotor-hub construction. Supports up to 7 calipers (sold separately) and delivers max dynamic torque of 35,280 inlb with standard coefficient calipers. Rated for 1545 RPM and 85 psi max operating pressure. CE and RoHS certified.

Actuation type

Multiple Calipers, Up to 7 Calipers, Sold Separately

Anti rotation style

Standoff Studs

Bore details

Straight

Bore size

3.750 in, Machined Bore with Keyway

Bore style

Machined Bore with Keyway

Braking capability

Continuous Slip, E-Stop, Holding

CE certified

CE

Direction of rotation

Clockwise

Disc diameter

22 in

Disc thickness

6.10 in

Enclosure

Open

Engagement method

Air

Finish

Blue Powder Paint

Length

12.79 in

Materials of construction

Blue Powder Paint

Max ambient temperature (°F)

150

Max brake continuous thermal dissipation

60.00 hp

Max dynamic torque low coefficient

15120 inlb

Max dynamic torque standard coefficient

35280 inlb

Max number of calipers

7

Max operating pressure (psi)

85

Max Speed

1545 RPM

Max torque with 1 low coefficient caliper (psi)

2160 inlb, @ 80

Max torque with 1 standard coefficient caliper (psi)

5040 inlb, @ 80

Max torque with 1 ultra-low coefficient caliper (psi)

2160 inlb, @ 80

Min ambient temperature (°F)

32

Min engagement pressure (psi)

1

Min torque with 1 low coefficient caliper (psi)

27 inlb, @ 1

Min torque with 1 standard coefficient caliper (psi)

63 inlb, @ 1

Min torque with 1 ultra-low coefficient caliper (psi)

27 inlb, @ 1

Mounting style

Shaft

Open or enclosed design

Open

Outer Diameter

29.93 in

Product features

Air Engaged, Shaft Mount, Multi-Caliper, Air Cooled, Heavy Duty, Dual Rotor-Hub Only

Release method

N/A

Restrictions

Disc Counter Rotation Reduces Thermal Performance By 10% For 0 - 500 RPM And 25% Above 500 RPM

RoHS compliant

RoHS

RPM

1545

Shaft inertia

133.71 lbft²