Atlas Copco QAS 275-325, Instruction Manual

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OFF 0,1 10 4 0.90xIo QAS500 Q1.2 720A 1.00xIn
OFF 0,1 10 4 1.00xIo QAS500 Q1.1 1250A 1.00xIn
OFF 0,1 10 4 1.00xIo QAS325 Q1.1 800A 1.00xIn
Breaker Set. Characteristic dial Q1 Ir
8 QAS325 Q1.2 470A 0.75xIn
3.5xIn QAS275 Q1.2 400A 1.00xIn
Breaker Set. Q1 Ir Ii
OFF 0,1 10 4 0.86xIo QAS275 Q1.1 690A 1.00xIn
Breaker Set. I² t T2 T1 I2=I3 Q1 Io I1
X11
N12
S10a
G3
Wire size : Colour code :
Legend
0 = black
1 = brown
2 = red
3 = orange
4 = yellow
5 = green
6 = blue
7 = purple
8 = grey
9 = white
54= green/yellow
T3 T2 T1
F3
A B C D E
F2
F1
R12
a2
28
a0
29
Canopy
Cubicle
Alternator
Cubicle
a0
29
a2
28 Voltage
Adjustm.
1
2
2 9 1
Hz
50
a3
37
a3
36
a3
35
Frequency
Selection
1 2 3
T1
T4
T12
400Vy/230Vd
T12
T9
T6
T3
T2 T5
T8
T11
T10
T7
T4
T1
T7
T10
T2
T5
T8
T11
T3
T6
T9
PE N V1 W1 U1
to Circ.Diagr Engine
to Circ.Diagr Engine
S4
P1-P3
a0
126
a0
125
a8
141
a8
142
a8
143
a8
140
a0
U1
a0
V1
a0
W1
a6
N1
a0 a0
127
a6
124
X0
U1
X0
V1
X0
W1
Y6
N1
Z54
5 6
7 8
3 4
1 2
mx = 120 mm² EPR-CSP to BS6195 4C
kx = 70 mm² EPR-CSP to BS6195 4C
px = 185 mm² EPR-CSP to BS6195 4C
nx = 150 mm² EPR-CSP to BS6195 4C
aa = 0.5 mm²
a
= 1 mm²
b = 1.5 mm²
c = 2.5 mm²
d = 4 mm²
e = 6 mm²
f = 10 mm²
g = 16 mm²
h = 25 mm²
i = 35 mm²
l = 95 mm²
lx = 95 mm² EPR-CSP to BS6195 4C
k = 70 mm²
j = 50 mm²
9822 0993 31/01
Applicable for QAS 275-325 - Dual voltage