Becker 2.1944/10 Series Operating Instructions Download Page 2

www.becker-international.com

3

4

L1

L3

L2

1) 

Circuit breaker

  VAU 7.5/3 → 

C 20

  VAU 11-22/3 → 

C 32 

2) 

Frequency converter (FC): follow additional instructions

3) 

Operation only permitted with temperature monitoring 

3

1
2 4

5

 

3

1
2

4

  : L1
  : L2
  : L3
  : PE
  : Motor thermal 
protection (PTC)

3)

5

2Nm

8

1)

L1 L2 L3

L1 L2 L3

M

3

3

3

U

V

W

i

+

2)

Cooling fan 

terminal

W2 U2 V2

U1 V1 W1

L1 L2 L3

3~

3~

W2 U2 V2

U1 V1 W1

L1 L2 L3

1~   (  )

W2 U2 V2

U1 V1 W1

L

N

U1 (T1) = black

V1 (T2) = blue

W1 (T3) = brown

U2 (T4) = green

V2 (T5) = white

W2 (T6) = yellow

                 50 Hz

       U          I (max.)    P (max)

346-525V    0.22A        91W

                 60 Hz

       U          I (max.)    P (max)

380-575V    0.18A        87W

                 50 Hz

       U          I (max.)    P (max)

200-303V    0.37A        91W

                 60 Hz

       U          I (max.)    P (max)

220-332V    0.31A        87W

                 50 Hz

       U          I (max.)    P (max)

220-277V    0.28A        66W

                 60 Hz

       U          I (max.)    P (max)

220-277V    0.30A        75W

5

6

21

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,

L

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3

4

Motor Data:

   Voltage:   

330 V

   Cos φ:    

0.9

   Rated current:  

20.5 A

   Rated speed:  

20.250 min

-1

   Rated frequency:   340 Hz

   Rated power:  

9,500 W

Additional parameters for the frequency converter setting:

   Current Limitations:   The motor current limit must be set to 26 A and be activated I2* t-Limit (motor 

   overload monitoring) must be adapted to the motor current (26 A) and activated

   Speed Limitations:    Minimum frequency: 10 Hz or equivalent corresponding speed

   Maximum frequency: 400 Hz or equivalent corresponding speed

   Motor Thermal Protection:  

Motor-PTC must be connected and monitoring must be enabled

   Motor-PTC is only basic isolated   

 

   Additional Parameters:  

Stator resistance: 

0.08 Ω

   Stator inductance: 

0.27 mH

   Main inductance: 

12.1 mH

   Rotor inductance: 

0.28 mH

7

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