Publicité
Плавный пуск
Soft Start –
–
55A: AC-53a: 3 - 5 : 75 - 10
I
1
2
I
LRP
I
e
t
t
T
B
P
x
30 s
25 s
20 s
15 s
t-Start (s)
10 s
10
20
5 s
s
1
30
80 A
100 A
30 s
25 s
20 s
15 s
10 s
10
20
5 s
s
1
30
150 A
175 A
12/19
Soft Starter
U 230 - 460 V AC 3 PH 50/60 Hz (230 - 460 V
e
U
/U
s
0 - U V AC 3 PH 50/60 Hz
IEC/EN 60947-4-2
55 A: AC53a: 3 - 5: 75 - 10
30 kW/400 V 40 HP/460 V (400 V, 50 Hz, 1500 min )
AC-53a (IEC 947-4-2)
пусков в час
F = Lastarbeitszyklus – On Load duty cycle – Cycle de marche en charge – Ciclo lavoro utile sotto carico –
S
F [%]
x
T
[s]
x
X
пусковой ток
I
[A]
e
I
= Bemessungsbetriebsstrom – Full load current (FLC) – Courant assigné d'emploi – Corrente nominale di
e
I
= Motorstillstandsstrom – Prospective locked motor current – Courant d'arrêt du moteur – Tensione motore
LRP
10
1 h
120 A
140 A
160 A
I
= 165 A
LRP
200 A
225 A
250 A
275 A
I
= 300 A
LRP
24 V DC (24 V g10 %)
c
e
–
цикл работы под нагрузкой
–
измеренный рабочий ток
ток простоя двигателя
F = 10/h l 1 h = 3600 s l T
T
+ t
x
F =
T
+ t
x
B
I
LRP
X =
t
I
e
t
P
DS6-340-30K-MX
30K 1/h
30K 10/h
30K 20/h
P
= 30 kW, F = 10/h, x = 3
Motor
180 A
200 A
DS6-340-55K-MX
55K 1/h
55K 10/h
55K 20/h
DS6 > P
Motor
P
= 30 kW, F = 10/h, x ~ 5.4
Motor
325 A 350 A
Emergency On Call Service: Local representative (http://www.moeller.net/address) or +49 (0) 180 5 223822 (de, en)
g10 %)
-1
–
–
–
+ t
+ t
x
B
5 s + 265 s
B
l
x 100 %
+ t
5 s + 265 s + 90 s
P
l I
= X x I
= 3 x 55 A = 165 A
LRP
e
время пуска
–
= 360 s
P
x 100 % = 75 %
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