No load speed

N(0)

rpm

7800

21200

20500

No load current

I(0)

A

0.04

0.21

0.12

Nominal speed

N(N)

rpm

7113

17500

17300

Nominal torque

T(N)

mN.m

8.62

13.5

12.8

Nominal current

I(N)

A

0.41

1.2

0.9

Stall torque

T(S)

mN.m

98

115

100.2

Stall current

I(S)

A

4.3

12

5.6

Max. efficiency

η

%

81.6

73

72

Terminal resistance

phase to phase

R(t-h)

Ω

4.18

2

8.5

Terminal inductance

phase to phase

L(t-h)

mH

0.08

0.17

0.732

Torque constant

K(T)

mN.m/A

23

9.9

20.5

Speed constant

K(n)

rpm/V

437

911

440

Speed/torque gradient

K(▽)

rpm/mN.m

75

184

182

Mechanical time constant

K(m)

ms

10.5

10.5

10.5

Rotor inertia

J

gcm2

5.5

5.5

5.5