Grove Gear Products Catalog 8050

ELECTRA-GEAR EL Series Dimensions Styles: DFHMQ, DFHM, DFH

Single Reduction Worm Gear Reducers

STYLE DFHMQ, DFHM, DFH DIMENSIONS (Inches)

Size

A

AE

B1

BB

BC

BH

C

CD

CE

C1

D1

D2

I

L

M

N

EL818 EL821 EL824 EL826 EL830 EL832 EL842 EL852 EL860

3.50 0.49 2.48 1.27 5.94 3.91 0.60 2.76 1.51 6.32

7.79 7.00 1.75 8.16 7.63 2.06 8.27 7.81 2.38 8.83 8.81 2.63

1.33 1.33 1.33 1.33 1.75 1.75 2.06 2.63

4.66 1.72 4.66 1.72 4.66 1.72 4.66 1.72 5.86 2.31 5.86 2.31 6.88 2.63 8.00 3.25

1.72 2.31 2.63 2.50 3.25 3.50 4.00 4.50 4.25

3.03 3.40 3.61 4.17 4.81 5.00 6.15 7.55 7.88

3.82 3.82 3.82 3.82 4.45 4.45 4.82 6.07 6.75

1.87 1.87 1.87 1.87 1.78 1.78 1.76 2.45 2.31

2.75 2.99 3.51 3.19 3.75 3.75 4.25 5.25 5.19

Worm - Worm Gear Reducers

4.06 1.05

--

1.35 6.43

Double Reduction

4.84 0.60 4.21 1.35 6.99

5.25 0.60 4.50 2.36 8.04 10.30 10.06 3.00 5.25 0.60 4.53 2.54 8.23 10.49 10.81 3.25 6.13 0.63 5.71 2.06 9.17 11.56 13.00 4.25 7.19 0.97 7.82 1.18 11.57 14.47 15.50 5.25

7.00 0.81

--

0.25 12.63 15.69 14.25 6.00

3.25 10.50 3.50

T MAX•

U

Input Key

Input Key

Output

Size

R

V

X

XB

Y

Z

-0.000

+0.000 -0.0015

(Style DFH only) i (Style DFHM only) i

Key

+0.0025

Helical - Worm Gear Reducers

EL818 EL821 EL824 EL826 EL830 EL832 EL842 EL852 EL860

3.53 0.38 4.25 0.50 4.15 0.63 4.56 0.63 5.75 0.81 5.94 0.81 6.06 0.75 5.75 0.69 7.25 1.00

3.13 6.88 7.38 7.38

-

4.00 0.34

1.000 0.500

1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 3/16 x 1.38 3/16 x 1.38 3/16 X 1.38 3/16 x 1.63 3/16 x 1.63

1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 3/16 x .500 3/16 x .500 3/16 x .500 3/16 x .500 3/16 x .500

1/4 x 3.00 3/8 x 3.00 3/8 x 3.00 3/8 x 3.00 1/2 x 3.00 1/2 x 3.00 1/2 x 3.00 7/8 x 4.00 7/8 x 4.00

6.00 6.49 0.44 1.500* 6.50 6.99 0.50 1.500* 6.50 6.99 0.50 1.500*

0.500 0.500 0.500

Double Reduction

9.125-9.500

8.25 8.74 0.56 9.75 8.74 0.56 10.25 11.00 0.69 11.50 14.24 0.81 13.00 17.00 0.81

2.188 0.625 2.188 0.625 2.188 0.625 3.438 0.750 3.438 0.875

10.75 11.50 12.75 15.25

Motor Mounting Dimensions NEMA DIMENSIONS (Inches) LM LM1 L1 LQ

WASHGUARD ® Reducers and GEAR+MOTOR™ Ratio Multipliers

NEMA DIMENSIONS (Inches)

LQ1 RQ Size 56C/140TC 180TC / 210TC 56C/140TC 180TC / 210TC 56C/140TC 180TC / 210TC 56C/140TC 180TC / 210TC EL818 6.07 -- 3.82 -- 3.79 -- 3.09 -- EL821 6.07 -- 3.82 -- 3.79 -- 3.09 -- EL824 6.07 -- 3.82 -- 3.79 -- 3.09 -- EL826 6.07 -- 3.82 -- 3.79 -- 3.09 -- EL830 5.88 -- 3.64 -- 4.42 -- 3.59 -- EL832 5.88 -- 3.64 -- 4.42 -- 3.59 -- EL842 6.26 -- 4.00 -- 4.79 -- 4.06 -- EL852 7.04 7.86 4.88 4.88 5.33 5.33 4.82 4.82 EL860 7.86 8.50 5.56 5.56 6.16 6.16 5.51 5.51

Frame AJ AK BD BE BE1 Bore Keyway u

BF

Dia.

56C 5.88 4.50 6.50 0.38 N/A 0.625 3/16 X 3/32 0.41 140TC 5.88 4.50 6.50 0.38 N/A 0.875 3/16 X 3/32 0.41 180TC 7.25 8.50 9.00 N/A 0.50 1.125 1/4 X 1/8 0.53 210TC 7.25 8.50 9.00 N/A 0.50 1.375 5/16 X 5/32 0.53

• Max bore dimensions shown. For additional bores available, refer to page 130. u Keyway width by depth i Solid input shaft and C-faced coupling input reducers have different input shaft length and key.

For safety, purchaser or user should provide protective guards over shaft extensions and any couplings, sheaves and belts, sprockets and chains, etc., mounted thereon.

WARNING

— Contact Factory for price and availability.

EL SERIES MOUNTING DIMENSIONS — EL Series mounting dimensions are the same as the original ELECTRA-GEAR product with an option to match the industry standard dimensions of GR Series. — See page 132 for GR Series dimensions.

ELECTRA-GEAR INTERCHANGE GUIDE

Additional Capabilities

Accessories and

Original Style

New Style

D_RHSC D_RHC

DFHMQ

DFHM

D_RH

DFH

Convert Style DFH to motorized coupling input using kits shown on page 278.

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