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Gearmotors

DDA Series Dual Drive Gearmotors

3/8 HP, Single-Reduction, Helical Gear, Zero Turn

Capable of zero turning radius for tight maneuvering. Synthetic grease lubrication for long service life Ball and needle bearing construction for durability 4-pole motor for reserve ramp-climbing power 3/4-inch (19mm) dia. output shafts Electromechanical holding brake, rated at 35 lb-in (4.0 Nm), with override and controller feedback Specifically designed for medical mobility and utility vehicle applications 20:1 gear ratio with low diametral pitch for increased gear strength

Options

PMDC motor with choice of 12 to 240 VDC winding voltage High temperature Class H (180 ºC) winding insulation Up to 3/8 HP continuous output power Allied Motion’s DDA series of Dual Drives are specifically designed to power medical mobility equipment such as wheelchairs, patient beds, and similar applications where zero turn radius maneuvering is required. The compact and dependable DDA dual drive is available with 3-5/8” diameter brush DC motor as standard and a choice of winding voltage from 12 up to 240 VDC. DDA series drives are rated up to 3/8 HP continuous output power. In addition to medical mobility service, the DDA series are an excellent choice for many utility vehicle applications, such as material handling carts, floor care equipment, AGVs, and light construction or lawn care equipment. Weather-resistant (IP65) design Custom leads and/or connectors

Features & Benefits

Non-brake version Rated for vehicle weights up to 1000 lb (453 kg) Custom output shaft configurations High durability hardened steel gears Cast aluminum gearboxes Class B (130 ºC) winding insulation Cartridge style motor brushes for easy maintenance

SPECIFICATIONS

Model Voltage (VDC) Gear Ratio Weight lb (kg) Cont. Torque lb-in (Nm) Cont. Speed RPM No Load Speed RPM Current Cont. Power HP (W) Pk A Cont. A NL A
DD-A001-36DR-20-00 24 20 40 (18) 175 (19.8) 121 140-125 98.6 18 4.44 0.33 (250) www.alliedmotion.com
© Allied Motion Technologies Inc. Specifications subject to change without notice Issued: March 18, 2008