maxon

Brake AB 28 24 VDC, 0.4 Nmmaxon accessoriesImportant Information• Permanent magnet - single-face brake for DC(dry operation). Braking in unpowered condition.• Holding brake, prevents rotation of the shaft atstandstill or with turned off motor power.• Not suitable for braking.• It is possible to lower the voltage applied to thebrake after it has been energized, for the purpose ofreducing heat loss.Stock programStandard programSpecial program (on request)TypeArticle Numbers228384 228386 228387overall lengthoverall lengthmaxon Modular System+ Motor Page + Gearhead Page + Sensor Page Ø AB [mm] Overall length [mm] / see GearheadRE 25, 20 W 78 40 77.1RE 25, 20 W 78 GP 26, 0.5 - 2.0 Nm 231 40 RE 25, 20 W 78 GP 32, 0.75 - 4.5 Nm 234 40 RE 25, 20 W 78 GP 32, 0.75 - 4.5 Nm 235 40 RE 25, 20 W 78 GP 32, 1.0 - 6.0 Nm 237/240 40 RE 25, 20 W 78 GP 32 S 255-257 40 RE 25, 20 W 78 HED_ 5540 277/280 40 94.3RE 25, 20 W 78 GP 26, 0.5 - 2.0 Nm 231 HED_ 5540 277/280 40 RE 25, 20 W 78 GP 32, 0.75 - 4.5 Nm 234 HED_ 5540 277/280 40 RE 25, 20 W 78 GP 32, 0.75 - 4.5 Nm 235 HED_ 5540 277/280 40 RE 25, 20 W 78 GP 32, 1.0 - 6.0 Nm 237/240 HED_ 5540 277/280 40 RE 25, 20 W 78 GP 32 S 255-257 HED_ 5540 277/280 40 RE 25, 20 W 79 40 88.6RE 25, 20 W 79 GP 26, 0.5 - 2.0 Nm 231 40 RE 25, 20 W 79 GP 32, 0.75 - 4.5 Nm 234 40 RE 25, 20 W 79 GP 32, 0.75 - 4.5 Nm 235 40 RE 25, 20 W 79 GP 32, 1.0 - 6.0 Nm 237/240 40 RE 25, 20 W 79 GP 32 S 255-257 40 RE 25, 20 W 79 HED_ 5540 276/278 40 105.8RE 25, 20 W 79 GP 26, 0.5 - 2.0 Nm 231 HED_ 5540 276/278 40 RE 25, 20 W 79 GP 32, 0.4 - 2.0 Nm 234 HED_ 5540 276/278 40 RE 25, 20 W 79 GP 32, 0.75 - 4.5 Nm 235 HED_ 5540 276/278 40 RE 25, 20 W 79 GP 32, 1.0 - 6.0 Nm 237/240 HED_ 5540 276/278 40 RE 25, 20 W 79 GP 32 S 255-257 HED_ 5540 276/278 40 RE 35, 90 W 81 40 107.1RE 35, 90 W 81 GP 32, 0.75 - 4.5 Nm 236 40 RE 35, 90 W 81 GP 32, 1.0 - 6.0 Nm 237/240 40 RE 35, 90 W 81 GP 32, 8 Nm 239 40 RE 35, 90 W 81 GP 42, 3 - 15 Nm 242 40 RE 35, 90 W 81 HED_ 5540 276/278 40 124.3RE 35, 90 W 81 GP 32, 0.75 - 4.5 Nm 236 HED_ 5540 276/278 40 RE 35, 90 W 81 GP 32, 1.0 - 6.0 Nm 237/240 HED_ 5540 276/278 40 RE 35, 90 W 81 GP 32, 8 Nm 239 HED_ 5540 276/278 40 RE 35, 90 W 81 GP 42, 3 - 15 Nm 242 HED_ 5540 276/278 40 RE 35, 90 W 81 GP 32 S 255-257 40 RE 35, 90 W 81 GP 32 S 255-257 HED_ 5540 276/278 40 RE 40, 150 W 82 45 107.1RE 40, 150 W 82 GP 42, 3 - 15 Nm 242 45 RE 40, 150 W 82 GP 52, 4 - 30 Nm 245 45 RE 40, 150 W 82 HED_ 5540 276/278 45 124.3RE 40, 150 W 82 GP 42, 3 - 15 Nm 242 HED_ 5540 276/278 45 RE 40, 150 W 82 GP 52, 4 - 30 Nm 245 HED_ 5540 276/278 45 Technical DataPin AllocationMax. permissible static torque at 20°C 0.4 Nm Nominal voltage, smoothed 24 VDC ±10% Cable (AWG 26) DesignationMass inertia 10 gcm 2 Resistance R 20 = 92.5 ±6% red U Brake + 24 VDCMax. permissible speed 16000 rpm Duty cycle 100% blue U Brake GNDWeight 0.05 kg Reaction time – Coupling 13 ms red Motor+Ambient temperature range -5…+85°C – Opening 27 ms black Motor-Min. cable length350 mm330maxon accessoriesMay 2012 edition / subject to change