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8G

e

ff

.

ggg

hh

iii

k

l

mm

Gearbox type

Type

Size

Variants

Gear ratio

Backlash

Output shaft type

Motor mounting

Order keys only provide information about possible combinations in exceptional cases. Information about possible combinations is available in the CAD configurator under cad.br-automation.com.

Gearbox type (e)

8G

e

ff

.

ggg

hh

iii

k

l

mm

P ... Planetary gearbox with output shaft - 8GP

F ... Planetary gearbox with output flange - 8GF

A ... Angular planetary gearbox - 8GA

Series (ff)

8G

e

ff

.

ggg

hh

iii

k

l

mm

Economy ... 30

Standard ... 40, 45, 50, 55

Premium ... 60, 70, 75

Size (ggg)

8G

e

ff

.

ggg

hh

iii

k

l

mm

The different sizes are distinguished by three numbers (ggg) in the model number. The larger these numbers, the larger the flange dimensions and power data of the respective gearbox.

8GP

Gearbox series

1-stage 1)

2-stage 1)

3-stage 1)

8GP30

040, 060, 080, 120

040, 060, 080, 120

---

8GP40

040, 060, 080, 120

040, 060, 080, 120

040, 060, 080, 120

8GP45

067, 089, 121

067, 089, 121

067, 089, 121

8GP50

050, 070, 090, 120.155

050, 070, 090, 120.155

---

8GP55

060, 080, 120

060, 080, 120

---

8GP60

070, 090, 115, 142, 190

070, 090, 115, 142, 190

---

8GP70

070, 090, 115, 142, 190

070, 090, 115, 142, 190

---

8GF

Gearbox series

1-stage 1)

2-stage 1)

3-stage 1)

8GF40

064, 090, 110

064, 090, 110

---

8GF60

064, 090, 110, 140, 200

064, 090, 110, 140, 200

---

8GF70

064, 090, 110, 140, 200

064, 090, 110, 140, 200

---

8GA

Gearbox series

1-stage 1)

2-stage 1)

3-stage 1)

8GA40

040, 060, 080, 120

040, 060, 080, 120

040, 060, 080, 120

8GA45

067, 089, 121

067, 089, 121

067, 089, 121

8GA50

050, 070, 090, 120

050, 070, 090, 120

---

8GA55

064, 090, 110

064, 090, 110

---

8GA60

070, 090, 115

070, 090, 115, 142

---

8GA75

070, 090, 115.142

---

---

1) 1-stage, 2-stage or 3-stage: Defined by the selected gear ratio.
Variants (hh)

8G

e

ff

.

ggg

hh

iii

k

l

mm

The different variants are distinguished by two numbers (hh) in the model number.

Design code

Variant

Availability

--

Standard

All gearboxes

-F

Food-grade lubrication
H1-compliant
Same properties as standard lubrication

Not available for 8GP30

-L

Low-temperature lubrication
Tmin = - 40°C
Optimal operating temperature: Maximum 50°C

Not available for 8GP30 / 8GA60 / 8GA75

Gear ratio (iii)

8G

e

ff

.

ggg

hh

iii

k

l

mm

The code (iii) in the model number contains the gear ratio.

8GP

Gearbox series

1-stage

2-stage

3-stage

8GP30

005, 010

025

---

8GP40

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

060, 080, 120, 160, 200, 256, 320, 512

8GP45

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

060, 080, 120, 160, 200, 256, 320, 512

8GP50

8GP50-155

003, 004, 005, 007, 008, 010

004, 005, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

016, 020, 025, 040, 050, 100

---

---

8GP55

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

---

8GP60

003, 004, 005, 007, 008, 010

012, 015, 016, 020, 025, 032, 040, 064, 100

---

8GP70

003, 004, 005, 007, 010

012, 015, 016, 020, 025, 035, 040, 050, 070, 100

---

8GF

Gearbox series

1-stage

2-stage

3-stage

8GF40

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

---

8GF60

004, 005, 007, 008, 010

016, 020, 025, 032, 040, 050, 064, 100

---

8GF70

004, 005, 007, 010

016, 020, 025, 035, 040, 050, 070, 100

---

8GA

Gearbox series

1-stage

2-stage

3-stage

8GA40

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

060, 080, 120, 160, 200, 256, 320, 512

8GA45

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

060, 080, 120, 160, 200, 256, 320, 512

8GA50

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

---

8GA55

003, 004, 005, 007, 008, 010

009, 012, 015, 016, 020, 025, 032, 040, 064, 100

---

8GA60

004, 005, 008, 010

016, 020, 025, 032, 040, 064, 100

---

8GA75

004, 005, 008, 010

---

---

Backlash (k)

8G

e

ff

.

ggg

hh

iii

k

l

mm

S ... Standard

R ... Reduced backlash (only available for Premium series)

Output shaft type (l)

8G

e

ff

.

ggg

hh

iii

k

l

mm

0 ... Output flange (8GF40 / 8GA55 with dowel hole and 8GF60 / 8GF70 without dowel hole)

5 ... Output flange (8GF60 / 8GF70 with dowel hole)

1 ... Smooth shaft (8GAxx / 8GPxx)

2 ... Keyed shaft (8GAxx / 8GPxx)

4 ... Toothed shaft (8GP60 / 8GP70)

6 ... Hollow shaft on one side (8GA75)

7 ... Hollow shaft on both sides (8GA75)

Motor mounting (mm)

8G

e

ff

.

ggg

hh

iii

k

l

mm

The code (mm) for the suitable mounting flange – for motor mounting – must be determined from the following table.

1st character

2nd character

8LVA

V

Motor size (1, 2, 3)

8LS

8LSAA

J

3

8LSA5A/8LSC5A

L

5

8LSA5B/8LSC5B

O

5

8LSA5C/8LSC5C

O

5

8LSA76/77/78 and 8LSC76/77/78

Q

7

8LSA85/8LSA86

M

8

All other 8LSA / 8LSC

L

Motor size (2, 3, 4, 5, 6, 7, 8)

8LSN

N

Motor size (4, 5)

8JSA

J

Motor size (2, 3, 4, 5, 6, 7)

80MP

P

Flange size (D, F,H) 1)

1) D = Flange 56 = Nema 23
F = Flange 60 = Nema 23
H = Flange 86 = Nema 34

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