207TR


207tr


 

DOUBLE REDUCTION,10:1 thru 40:1 ratios

(SINGLE REDUCTION, 5:1 ratio, dimensions in parentheses)
Right click on link to download CAD drawing:  207TRCAD.dxf 

MODEL 207TR05 207TR10 207TR15 207TR20 207TR25 207TR30 207TR35 207TR40
ACTUAL RATIOS 5.846 10.69 15.806 19.572 24.923 30.327 35.495 39.124
SHIPPING WEIGHT (LBS) 163 165 165 165 165 165 165 165

 

QUICK RELEASE TAPERED BUSHINGS:

bushing

The bushing kit contains a bushing, nut, key(s) and mounting screws.
The recommended driven shaft length is 8.38 inches and uses the recommended keyway length. 
When an application requires the minimum driven shaft length, the keyway must be keyed along the entire length.
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BUSHING KIT NO.* WEIGHT (LBS) TYPE DRIVEN SHAFT DIMENSIONS (INCHES)
DIA KEYWAY WIDTH X DEPTH RECOMMENDED KEYWAY LENGTH MINIMUM DRIVEN SHAFT LENGTH
207T207 6 1 2 7/16 5/8 X 5/16 7 1/8 6 1/4
207T204 8 2 2 1/4 1/2 X 1/4 7 3/8 7
207T203 8 2 2 3/16 1/2 x 1/4 7 3/8 7
207T202 9 2 2 1/8 1/2 X 1/4 7 3/8 7
207T200 10 2 2 1/2 X 1/4 7 3/8 7
207T115 10 2 1 15/16 1/2 X 1/4 7 3/8 7
207T114 10 2 1 7/8 1/2 X 1/4 7 3/8 7
207T112 11 2 1 3/4 3/8 X 3/16 8 8
207T111 11 2 1 11/16 3/8 X 3/16 8 8
207T110 12 2 1 5/8 3/8 X 3/16 8 8
207T108 12 2 1 1/2 3/8 X 3/16 8 8
207T107 13 2 1 7/16 3/8 X 3/16 8 8
207T106 13 2 1 3/8 5/16 X 5/32 8 3/8 8 3/8

 

NOTES, OPTIONS & ACCESSORIES

MOTOR MOUNTS (2MM - 90 LBS.)

Motor brackets are shown in the intermediate position.  The brackets can be raised or lowered 6 1/4 inches to the high or low position by moving to the next set of mounting holes.

207tl_mm

The motor brackets can be mounted on either the long (6 o'clock) or short (3 o'clock) sides of the housing.

V-BELT CENTER DISTANCES FOR INTERMEDIATE MOUNTING POSITION (INCHES)

MOTOR MOUNT ORIENTATION MOTOR FRAME SIZE
143T/145T 182T/184T 213T/215T 254T/256T 284T/286T
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
SINGLE REDUCTION 6:00 26.74 29.73 27.74 30.73 28.49 31.48 29.49 32.48 30.23 33.23
3:00 21.94 24.91 22.93 25.9 23.67 26.65 24.66 27.64 25.41 28.38
DOUBLE REDUCTION 6:00 26.88 29.86 27.87 30.85 28.62 31.6 29.61 32.6 30.36 33.34
3:00 17.49 20.44 18.47 21.43 19.21 22.17 20.19 23.16 20.93 23.90

FACE  MOUNTING

Face mounting holes are not drilled on standard units -- Contact factory if face mounting is desired.

TORQUE ARM

The preferred position for the torque arm is 90° to a line between the point of attachment of the torque arm to the drive and the low speed shaft. The torque arm must be in tension. Keep the torque plate in the position shown.

EXTERNAL  BACKSTOP  KIT

Backstop extensions are standard on double reduction drives and can be supplied on single reduction drives if specified when order is placed. See Engineering Information section for backstop torque capacity.
Kit no. BS207TR -     25:1 thru 40:1 ratios
Kit no. BS207TR-1 - 10:1 thru 20:1 ratio
Kit no. BS207TR-5 -   5:1 ratio