2018 Marathon Motors Catalog

MOD CENTRAL - MOTOR MODIFICATIONS

INV. DUTY (LEADTIME 2 DAYS)

CONVERT TO FLOOR, CEILING, OR WALL MOUNT - MOD1 Convert standard F1 mount to F2, W1, W2, W3, W4, W5, W6, W7, W8, C1, or C2 mount. The mounting symbol is required when ordering to indicate the proper mounting. Lead-time is 2 days. Example: Motor will be modified F1 to wall mounting W3

MOD #

APPL.

MTR. TYPE

MOD

Add thermostats, re-nameplate Oversized fan, add thermostats, re-nameplate

25 Variable Torque

Any

EPAct TEFC NEMA Premium ® TEFC EPAct TEFC NEMA PremiumTEFC

26 10:1 CT 20:1 CT

FLOOR MOUNTING ASSEMBLIES

43 10:1 C 20:1 CT Oversized fan, re-nameplate Operation of motor on VFD exempts motor from EPAct mandated efficiency levels. LEADS - MOD0, MOD9, AND MOD33, (Mult. Symbol S4) All motors are provided with standard leads of ample length for easy connection in the conduit box to the power leads. Lead size and material are dependent upon the class of insulation system in the motor and the current capacity required. RECONNECTION - MOD9 Reconnect dual voltage 9-lead or 12-lead motors to a 3-lead single voltage. Connection is made insided the motor frame. Specify desired voltage when ordering. On single phase motors, specify rotation. Lead-time is 2 days. *Part Winding Start and Star-delta connections are excluded. REMARK LEADS - MOD33 Using cloth markers, remark leads with numbers or letters. Please specify markings. Lead-time is 2 days. LONGER LEADS - MOD0 Extend leads up to two feet longer than standard by splicing. Splice will be visible in conduit box. Not available on explosion proof motors. Lead-time is 2 days. MOUNTING/ASSEMBLY - MOD1, AND MOD39 (Mult. Symbol S4) Motors listed are horizontal, foot mounted. Many stock motors can be furnished in assembly positions as illustrated. Modification may include repositioning of vents, baffles, drains, and conduit box. Also end brackets are assembled and grease fittings are properly installed for operation with the motor in the position shown. No attempt is made to locate fittings on any particular side of the motor. Horizontal ball bearing motor assemblies W5, W6, W7,and W8 are not suitable for external thrusts in excess of rotor weight and half-coupling. Cast Iron ODP and TEFC, 360 and larger, are not suitable for vertical operation. Consult Engineering for TEFC Build Up. Lead-time is 2 days. SB300 - Prices and Specifications are subject to change without notice.

F-1

F-2

CEILING MOUNTING ASSEMBLIES

C-1

C-2

WALL MOUNTING ASSEMBLIES

W-1

W-2

W-3

W-4

W-5

W-6

W-7

W-8

ADJUSTABLE MOTOR BASES - MOD39 Adjustable bases are a convenient means for adjusting belt tension or may be used as mounting plates. Adjustable motor bases are bolted to fixed base of motor prior to shipping. NEMA ® 215T and smaller bases feature one adjusting screw. Bases on NEMA 254T and larger feature two adjusting screws. Bases are not suitable for vertical mounting. Lead-time is 2 days. NAMEPLATES/MARKINGS - MOD7 (Mult. Symbol S4) Nameplate material is mylar or stainless steel depending on motor design and enclosure. ADDITIONAL DATA ON NAMEPLATE Motors can be re-nameplated for alternate ratings. Changes in horsepower, altitude, ambient, voltage, frequency, etc. Lead- time is 1 day. CE MARK CE compliant mark can be provided for all non-explosion proof NEMA frame motors. Many stock motors already contain the CE mark. Lead-time is 2 days.

MODIFICATIONS

NEMA and NEMA Premium are trademarks of National Electrical Manufacturers Association. All Rights Reserved.

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Prices and specifications are subject to change without notice.