Lenze EMB9352−C Manuel d'utilisateur télécharger pdf (Page 78)

Dimensioning

Calculate max. running time for brake chopper and brake resistor



EDBMB935X DE/EN/FR 13.0

rated

Rated current EMB9352, mean arithmetic value

Running time



Max. running time for brake resistance <R

B,lim

Condition: t

+ t

off

= 3 s



Max. running time for brake resistance ³R

B,lim

Depending on the technical data of the brake resistor

Brake resistance R

³ R

B,lim

: Calculate running time and dead time

on,max

@ R

max

off

* t

on,max

Maximum running time in s

off

Dead time in s

RB Brake resistance in W

max

Max. operating voltage in V

rated

Rated power in W

Heat in Ws

The data can be obtained from the documentation for the brake resistor

Brake resistance R

< R

B,lim

: Condition for the running time and dead time

on,max

) t

off

+ 3s

on,max

Maximum running time in s

off

Dead time in s

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Lenze EMB9352−C Manuel d'utilisateur Page 78

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