HEL Series
● Helical Gear
● Type: 42 / 60 / 90 / 115 / 142 / 180
● Ratio: 15 / 20 / 25 / 30 / 35 / 40 / 50 / 60 / 70 / 80 / 90 / 100
● Bearing: Deep Groove Ball Bearing
● Backlash: 1 ~ 7 arcmin
● Motor: Servo Motor / Stepper Motor / BLDC Motor
▍Specification
Model No. | Code | Unit | Ratio | 42 | 60 | 90 | 115 | 142 | 180 |
Rated Output Torque
(Nominal Output Torque) |
T2n
|
Nm
|
15 | 19 | 59 | 165 | 335 | 625 | 1,206 |
20 | 16 | 51 | 146 | 300 | 555 | 1,069 | |||
25 | 16 | 48 | 160 | 333 | 618 | 1,189 | |||
30 | 15 | 45 | 151 | 311 | 583 | 1,118 | |||
35 | 15 | 45 | 149 | 309 | 573 | 1,108 | |||
40 | 14 | 43 | 143 | 298 | 553 | 1,070 | |||
50 | 16 | 48 | 160 | 333 | 618 | 1,189 | |||
60 | 15 | 45 | 151 | 311 | 583 | 1,118 | |||
70 | 15 | 45 | 149 | 309 | 573 | 1,108 | |||
80 | 14 | 43 | 143 | 398 | 553 | 1,070 | |||
90 | 13 | 44 | 145 | 278 | 516 | 993 | |||
100 | 14 | 43 | 141 | 294 | 549 | 1,059 | |||
Max. Acceleration Torque | T28 | Nm | 15 ~ 100 | 1.8 Times of Rated Output Torque | |||||
Max. Output Torque |
T2NOT
|
Nm
|
15 ~ 100
|
3 Times of Rated Output Torque
|
|||||
Emergency Stop Torque | |||||||||
Rated Input Speed | n1N | rpm | 15 ~ 100 | 3,000 | 3,000 | 3,000 | 3,000 | 3,000 | 3,000 |
Max. Input Speed | n1B | rpm | 15 ~ 100 | 6,000 | 6,000 | 6,000 | 5,000 | 5,000 | 4,000 |
Backlash Ps | – | arcmin | 15 ~ 100 | ≦3 | |||||
Backlash P0 | – | arcmin | 15 ~ 100 | ≦5 | |||||
Backlash P1 | – | arcmin | 15 ~ 100 | ≦7 | |||||
Backlash P2 | – | arcmin | 15 ~ 100 | ≦9 | |||||
Tortional Rigidity | – | Nm/arcmin | 15 ~ 100 | 3 | 6 | 14 | 27 | 60 | 140 |
Max. Radial Force | F2rB | N | 15 ~ 100 | 380 | 1,180 | 3,200 | 6,800 | 9,300 | 15,600 |
Max. Axial Force | F2aB | N | 15 ~ 100 | 190 | 590 | 1,600 | 3,400 | 4,650 | 7,800 |
Service Life | LH | hr | 15 ~ 100 | S5 Cycle Operation: >30,000 (S1 Continuous Operation: >15,000hrs) | |||||
Efficiency | η | % | 15 ~ 100 | ≧94 | |||||
Operating Temperature | – | °C | 15 ~ 100 | -25°C ~ +90°C | |||||
Lubrication | – | 15 ~ 100 | Fully Synthetic Grease | ||||||
Protection Class | – | 15 ~ 100 | IP65 | ||||||
Mounting Position | – | 15 ~ 100 | Any | ||||||
Noise Level | – | dB | 15 ~ 100 | ≦56 | ≦58 | ≦60 | ≦63 | ≦65 | ≦67 |
Weight | – | kg | 15 ~ 100 | 0.8 | 1.8 | 5.2 | 11.2 | 22.5 | 48 |
▍Dimension

Type | 42 | 60 | 90 | 115 | 142 | 180 | |
A
|
A1 | 50 | 70 | 100 | 130 | 165 | 215 |
A2 | 4.5 | 5.5 | 6.5 | 8.5 | 10.5 | 13.5 | |
A3 | 13 | 16 | 22 | 32 | 40 | 55 | |
A4 | 35 | 50 | 80 | 110 | 130 | 160 | |
A5 | M4xP0.7 | M5xP0.8 | M8xP1.25 | M12xP1.75 | M16xP2.0 | M20xP2.5 | |
A6 | 56 | 80 | 116 | 148 | 185 | 240 | |
A7 | 5 | 5 | 6 | 10 | 12 | 16 | |
A8 | 15 | 18 | 24.5 | 35 | 43 | 60 | |
B
|
B1 | 42.6 | 60 | 90 | 115 | 142 | 180 |
B2 | 25.8 | 37 | 48 | 65 | 97 | 104.5 | |
B3 | 5.5 | 7 | 10 | 12 | 15 | 20 | |
B4 | 1.6 | 1.5 | 1.5 | 2 | 3 | 2.5 | |
B5 | 15 | 25 | 30 | 40 | 65 | 70 | |
B6 | 20.3 | 30 | 38 | 53 | 82 | 84.5 | |
B7 | 4 | 6 | 8 | 10 | 12 | 16 | |
B8 | 28.3 | 33 | 43 | 54 | 72 | 87.5 | |
B9 | 54.3 | 61 | 83 | 102 | 123 | 177.5 | |
B10 | 114.4 | 142 | 178 | 238 | 302 | 382 | |
C
|
C1 | 46 | 70 | 90 | 145 | 165 | 200 |
C2 | M4x12DP | M5x15DP | M6x18DP | M8x24DP | M10x30DP | M12x36DP | |
C3 | 8 | 14 (19) | 19 (24) | 24 (28) | 35 (42) | 42 (55) | |
C4 | 26 | 34 | 43 | 67.5 | 68 | 81.5 | |
C5 | 30 | 50 | 70 | 110 | 130 | 114.3 | |
C6 | 6 | 5 | 7.5 | 8.5 | 11 | 12 | |
C7 | 42.6 | 60 | 90 | 120 | 142 | 180 | |
C8 | 34.3 | 44 | 47 | 71 | 82 | 100 |
▍Order Code
HEL | – | 090 | – | 50 | – | S1 | – | P1 | – | F1 |
A | B | C | D | E | F |
A. Model
B. Type
42 / 60 / 90 / 115 / 142 / 180
C. Ratio
2nd Stage: 15 / 20 / 25 / 30 / 35 / 40 / 50 / 60 / 70 / 80 / 90 / 100
D. Output Shaft Type
S0: Smooth Shaft
S1: Shaft with Key
E. Backlash
PS: ≦3 arcmin
P0: ≦5 arcmin
P1: ≦7 arcmin
P2: ≦9 arcmin
F. Flange Type
Please refer to the page of Resources, Product Documents, Gearbox