No load speed

N(0)

rpm

13700

13000

13100

No load current

I(0)

A

0.08

0.06

0.05

Nominal speed

N(N)

rpm

9900

9890

9950

Nominal torque

T(N)

mN.m

2.8

3

3.2

Nominal current

I(N)

A

0.5

0.4

0.3

Stall torque

T(S)

mN.m

10.9

11

11.3

Stall current

I(S)

A

1.5

1.1

0.99

Max. efficiency

η

%

60

61

61

Terminal resistance

phase to phase 

R(t-h)

Ω

5.3

10.1

15.5

Terminal inductance          phase to phase

L(t-h)

mH

0.22

0.31

0.44

Torque constant 

K(T)

mN.m/A

5.5

8.1

9.9

Speed constant

K(n)

rpm/V

1569

1117

900

Speed/torque gradient

K(▽)

rpm/mN.m

1553

1393

1409

K(m)

ms

9

8

8.8

Rotor inertia

J

gcm2

0.62

0.61

0.6