Control Techniques Unimotor Dimensional Sheet

Dimensions (mm) Frame size 250

NOTE: Output key dimensions
(E,F,G and H) are applicable
to keyed units only.

D

F

G

E

Optional

key

4 holes ∅R (H14)
equispaced on a
mounting PCD ∅S

P

Motor flange

T

Motor housing

Tapped hole
thread size

I to depth J

K Flange

L max

A max

N

V

U

For vertical
connectors,
allow
appr oximately

300.0mm
clearance for
mating cable

H (h9)

∅C (k6)

∅M (j6)

B 1

A1

Standard motor dimension (mm) Note all dimensions shown are at nominal

Motor Length

Flange

thickness

Register

length

Register

diameter

Overall

height

Flange
square

Fixing

hole

diameter

Fixing

hole
PCD

Motor

housing

Hybrid

box

width

Signal

connector

height

Mounting

bolts

A

(± 1.3) A1 (± 2.0) B1 (± 1.3) K (± 0.5) L (± 0.1) M (j6) N (± 1.0) P (± 0.6) R (H14) S (± 0.4) T (± 1.0) U (± 0.4) V (± 1.0)

Unbraked motor

20.0 4.50 250.0 362.8 256.0 18.5 300.0 249.5 186.0 228.5 M16

250D

370.7 406.1 179.7

250E

400.7 436.1 209.7

250F

430.7 466.1 239.7

Braked motor

250D

442.5 477.9 251.5

250E

472.5 507.9 281.5

250F

502.5 537.9 311.5

Output shaft dimensions (mm)

Shaft

diameter

Shaft

length

Key height

Key

length

Key to shaft end

Key

width

Tapped hole

thread size

Tapped hole

depth

C

(k6) D (± 0.45) E (± 0.4) F (± 0.25) G (± 1.1) H (h9) I J (± 0.4)

38.0 Opt

38.0 80.0 41.0 70.0 4.6 10.0 M12x1.75 29.0

42.0 Opt

42.0 110.0 45.0 100.0 6.0 12.0 M16x2.0 37.0

48.0 D-F Std

48.0 110.0 51.5 100.0 6.0 14.0 M16x2.0 37.0

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055-250 Unimotor Product Data

Optional connector height (mm)

Connection type

Power overall height Signal overall height

N

(± 1.0) V (± 1.0)

V

291.5 221.0

C

312.5 221.0