The LY Series is a precision DC motor available as motor only and with most parallel shaft and inline gearboxes. The LY is an ideal solution for either continuous or intermittent duty applications. Fitted with available encoder or tachometer options the LY becomes a very flexible DC solution. s

Diameter: 1.57" (39.9 mm). Max Wo: 32 Speed: Up to 7000 rpm*

Description Type: Permanent magnet DC motor Voltage Range: Up to 48 vdc; 12 and 24 vdc                             standard Temperature: -20º F to +140º F (-29ºC to +60ºC)                         ambient Output shaft: Cold rolled or stainless steel Housing: Zinc-plated steel with zinc die-cast                 end caps Magnets: Ferrite Bearings: Oil-impregnated, sintered bronze Termination: Two .188" (4.78 mm) spade                   terminals or two 22 gauge lead wires Rotation: Reversible Typical Applications Business/office equipment · Communications · Computer peripherals · Document handling equipment · Instrumentation · Medical equipment · Vending machines Features Long brush life due to constant force springs · Low EMI/RFI · Low audible noise · Low vibration · Class "B" (130ºC) or Class "F" (155ºC) armature insulation · Skewed armature Optional Features Variety of companion gearheads · Ball bearings and special lubricants · Customized windings · Customized output shafts · 5mm output shaft · EMI filtering for electronic motor control · Optical encoders · Various lead lengths, terminals and connectors · RFI Varistor *Note: Speed and torque combinations will vary depending on the motor/gearbox combination. Caution: Use appropriate torque limiting device (e.g. slip clutch) when applying gearmotors with high reduction ratios as the available torque can exceed gearbox rating.

LYMM Data
Parameter	Symbol	Units	LYMM-4	LYMM-4	LYMM-6	LYMM-6	LYMM-8	LYMM-8	LYMM-C	LYMM-C
Voltage	E	Volts	12	24	12	24	12	24	12	24
Continuous Torque	Tc	oz.in.	1.6	1.6	4.7	4.7	6.1	6.1	9.5	9.5
Stall Torque	Ts	oz.in.	17.8	17.8	35.7	35.7	49	49	62.2	62.2
No-load Speed	No	RPM	7050	7050	5750	5750	5950	5950	4895	4895
Friction Torque	Tf	oz.in.	0.74	0.74	0.77	0.77	0.08	0.8	0.86	0.86
Thermal Impedance	Rth	C/Watt	12.27	12.27	11	11	10.1	10.1	8.83	8.83
Maximum Winding Temperature	qmax	C/Watt	155	155	155	155	155	155	155	155
Torque Constant	Kt	oz.in./A	2.33	4.66	2.7	5.41	2.64	5.27	3.16	6.31
Back-EMF Constant	Ke	V/kRPM	1.34	2.67	1.56	3.11	1.52	3.03	1.82	3.63
Resistance	Rt	Ohms	1.95	3.9	1.69	3.38	1.19	2.37	1.12	2.23
Output Power	Po	Wattts	7.8	7.8	17.4	17.4	23.6	23.6	29.5	29.5