low volta g e grade brush motors p er f ormance features low voltage windings, 12, 24, 36 and 48 vdc continuous torques from 7.5 to 14 lb-in high peak torque capability speeds up to 6000 rpm 2 pole ceramic magnet structure transaxle and nema 34 mounting mounting for optional 24v parking brake high current brush and commutator structure smooth, low cogging design 18 inch heavy duty cabled motor leads o p tions nema 34 flange mount 24v, 35 lb-in parking brake w/ mechanical release cable power fast-ons customer de f ined o p tions custom shafts and mounting brake coils, 12, 36, 48 vdc special motor winding (ke) special connectors 1 = ld332-f 2 = ld332-h 3 = ld333-d 4 = ld333-e 5 = ld334- c 6 = ld334-d LD330 series cont. torque LD330 series @ 36 vdc 0 3 6 9 12 15 0123456 speed (krpm) torque (lb-in) 0 0.33898305 0.6779661 1.01694915 1.3559322 1.69491525 torque (nm ) 6 5 3 1 2 4 peak torque LD330 series @ 36 vdc 0 10 20 30 40 50 60 70 80 01 23 45 6 speed (krpm) torque (lb-in) 0 1.129943503 2.259887006 3.389830509 4.519774012 5.649717515 6.779661018 7.909604521 9.039548024 torque (nm ) 1 2 3 4 5 6 p age 3 http://
dimensions general condition continuous stall torque peak stall torque winding torque constant voltage constant (back emf) current at cont. stall torque current at peak torque terminal resistance inductance maximum terminal voltage (vt) maximum speed (no load) rated speed @ 24 vdc rated speed @ 36 vdc mechanica l armature inertia thermal resistance environmental protection weight 1) 155 o c winding temperature, all others at 25 o c how to order models winding letter ld332 ld333 mounting flange - drive end mounting flange - option end ld334 t3 - transaxle mount b1 - std. brake mount surface w/o brake n4 - nema 34 flange and hd shaft ba - w/ 24v std mech. release brake ld 3 3 units nm / lb-in nm / lb-in nm / a lb-in / a lb-in-s2 o c/w 4650 4950 rpm 5900 4700 5500 4.2 / 37.5 1.2 / 10.6 t 6 / 53.1 48 48 0.21 20.5 6.80 ld332 ld333 ld334 0.85 / 7.5 1.59 / 14.1 7.94 / 70.3 rpm 3700 3000 3450 2900 3100 2600 48 48 48 rpm 6000 6000 6000 6000 6000 6000 v dc 48 0.16 0.18 mh 0.33 0.52 0.23 0.32 0.19 0.28 0.17 a 89.6 71.4 ohms 0.20 0.26 29.4 24.7 120.4 102.7 146.7 123.2 a 17.9 14.3 24.0 6.30 7.50 v / rad / s 0.053 0.066 0.055 0.065 0.060 0.072 v / krpm 5.50 6.90 5.80 0.490 0.065 0.060 0.072 0.575 0.532 0.634 0.055 cd fh d e 0.053 0.465 0.066 0.583 kg-cm2 4200 2.33 3.39 4.45 0.00206 0.0030 0.00394 4.76 / 10.5 kg/lb ip 2.2 1.9 1.7 42 42 42 (+ / -10%) 1) 1) 1) (+ / -10%) (+ / -15%) (+ / -15%) a x 3.27 / 7.2 3.99 / 8.8 b 3 pa g e 4 "l" .06 m o tor lea d s, #1 2 awg 2 0 " min. length cab l e 6.86 ld3 3 3 ld3 3 4 7 .86 "l" mo d e l ld3 3 2 5 .86 funct ion color code ca se ground mo t o r - mo t o r + red white black co l o r .60.03 ? .375 .374 .325 .323 across flats .075 .125 .44.02 ? 3.06 0 3.055 ? 1.5742 1.5732 1/4 - 20 unc- 2b th ru (5) spa ced as s h own on a ?2.7 50 b.c. (.4 3 max. safe screw engagement) ? .438 .437 ? .3125 .3115 .109 .104 .270 .255 ?3.25.02 3.45 max. 45 2 22.5 ?2.200 ref lever 1.456 optional parking brake w/ release on a ?2 .844 b.c. eq. s pd. as s h own m4x0. 7 -6h thr u (4)
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