MOLDED-CASE CIRCUIT BREAKERS & EARTH ... - Piti Group

2. Detailed Specifications
Motor-Protection Breakers
Frame A 30
50 100 225
Type name MB30-CS
MB30-SW
MB50-CW MB50-SW MB100-SW MB225-SW
200/220V 400/440V
200/220V 400/440V
A
A
kW kW
kW kW
200/220V 400/440V
200/220V 400/440V
200/220V 400/440V
200/220V 400/440V
A
A
A
A
32 7.5 15 32 7.5 15
kW kW
kW kW
kW kW
kW kW
25 5.5 11 25 5.5 11
100 – 55
45 11 22 7.1 1.5 –
225 55 110
16 3.7 7.5 16 3.7 7.5
90 22 45
Rated current In (Amp.)
(12) – 5.5 12 – 5.5 40 – 18.5 5 – 2.2
200 – –
10 2.2 – 10 2.2 –
71 18.5 37
Rated motor capacity: kW
(8) – 3.7 8 – 3.7
32 7.5 15 4 0.75 1.5 63 15 30
175 45 90
7.1 1.5 – 7.1 1.5 – 25 5.5 11 2.5 0.4 – 45 11 22 150 37 75
Reference ambient temperature 40°C (5) – 2.2 5 – 2.2
4 0.75 1.5 4 0.75 1.5
16 3.7 7.5 2 – 0.75 (40) – 19 125 30 –
(45°C for marine applications)
2.5 0.4 – 2.5 0.4 –
32 7.5 15
12 – 5.5 1.4 0.2 –
(2) – 0.75 2 – 0.75
(25) 5.5 11
1.4 0.2 – 1.4 0.2 –
10 2.2 – 1.2 – 0.4
(16) 3.7 7.5
(1.2) – 0.4 1.2 – 0.4
(0.8) – – 0.8 – –
8 – 3.7 0.8 – – (12.5) – 5.5
Number of poles
2 (for single phase) 3
3
3 3 3 3
Rated insulation voltage Ui (V)
500
500
500 500 500 500
440V 1.5/1.5 (415V)
2.5/1
2.5/1 7.5/4 25/13
25/13
lEC 60947-2
(lcu/lcs)
AC 400V 1.5/1.5 (380V)
5/2
5/2 7.5/4 30/15
30/15
230V 2.5/2 (240V)
7.5/4
7.5/4 15/8 50/25 50/25
a ca c
a 45 67.5
75
75 75 90 105
b 96
130
130 130 130 165
b
c 52
68
68 68 68 68
ca 67
90
90 90 90 92
Mass of front-connection type (kg) 0.25 0.35
0.55
0.55 0.55 0.95 1.5
Rated shortcircuit
breaking
capacities (kA)
Overall
dimensions
(mm)
Connection
method
Front connection
(F)
● Crimp contact
● Crimp contact
● Crimp contact ● Crimp contact ● Crimp contact ● Crimp contact
Rear connection (B) ● Round stud (assembled in) ● Round stud ● Round stud ● Round stud ● Flat stud ● Flat stud
Plug-in
(PM)
–
●
● ● ● ●
Remark: The products of which rated current is parenthesized will be produced when an order is placed.
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