Parameter

Unit

286x210S

286x210T

Peak torque (coil at 20 C)

Mp

Nm

2289

2289

Continuous torque (coil at 120 C), water cooling

Mw

Nm

1602

1602

Continuous torque (coil at 120 C), air cooling

Ma

Nm

651

651

Bearing friction torque

Mo

Nm

7

7

Peak current (RMS)(2…3s)

Ip

Arms

31,4

54,4

Continuos current (coil at 120 C) with water cooling (RMS)

Iw120

Arms

21,5

37,2

Continuos current (coil at 120 C) with air cooling (RMS)

Ia120

Arms

8,6

14,9

Max velocity current

Io

Arms

0,1

0,2

Electrical resistance at 20 C (*)

R20

Ohm

5,64

1,88

Electrical inductance (*)

L1

mH

73,1

24,4

Peak power dissipation (coil at 20 C)

Pp

W

8356

8356

Continuous power dissipation (coil at 120 C), water cooling

Pw

W

5132

5132

Continuous power dissipation (coil at 120 C), air cooling

Pa

W

821

821

Motor constant (coil at 20 C)

Ko

Nm/√W

26,0

26,0

Thermal resistance with water cooling

Rw

K/W

0,019

0,019

Thermal resistance with air cooling

Ra

K/W

0,122

0,122

Damping coefficient zero impedance

Ko

Nm/(rad/s)

677,7

677,7

Electrical time constant at 20 C

Te

ms

12,96

12,96

Rotor inertia

J

kgm2

8,37

8,37

Efficiency at Mp and 540V DC (Coil at 20 C)

Ep

%

44,4

64,3

Efficiency at Mw and 540V DC (Coil at 20 C)

Ew

%

65,0

78,8

Efficiency at Ma and 540V DC (Coil at 20 C)

Ea

%

88,3

93,2

Detent torque

Md

Nm

18,3

18,3

Maximum velocity at Mp and 540V DC (Coil at 20 C)

Np

rpm

27,9

62,7

Maximum velocity at Mw and 540V DC (Coil at 20 C)

Nw

rpm

43,2

86,5

Maximum velocity at Ma and 540V DC (Coil at 20 C)

Na

rpm

69,3

126,1

Maximum current frequency at Mb and 540V DC

Fa

Hz

35

60

Water flow for temperature difference 5C by power Pw

Fw

L/min

14,7

14,7

Input pressure

Pi

bar

2,1

2,1

Torque constant

Km

Nm/Arms

75,7

43,7

Back EMF constant (*) (peak phase-phase)

Ku

V/(rad/s)

61,8

35,7

Internal phases connection: T-triangle, S-star

S

T