Fuses And Fuse Holder - CD Automation REVEX 2PH User Manual

REVEX
2PH from 30A to 40A
18

Fuses and Fuse Holder

Warning: REVEX unit must be protected against short circuit by High speed fuses.
The fuses must be with proper I²t lower than the thyristor one. The warranty of thyristor is null if no proper fuses
are used.
High speed fuses are only used for the thyristor protection and can not be used to protect the installation.
Fuse Holder
Size 30A - 35A - 40A
Fuses and Fuse Holder Codes for CE
Fuse Code
Type
Spare Part
030 FU1451/40A
035 FU1451/50A
040 FU1451/50A
1.4
K
1.2
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
200 300 400
69
Total Current
(A )
RMS
40
50
50
*
equal to 0,7 (750 X 0,7 = 525 1800 X 0,7 =1250).
At 660Vac K is equal to 1.
V
AC
500 600 700
42,5
49
I²t at 500Vac*
(A² sec.)
525
1260
1260
2
t are multiplied for K value in function of Vac, at 500V K is
I
Caution: High speed fuses are used only for the
thyristor protection and can not be used to protect
the installation.
Caution: The warranty of thyristor is null if no proper
fuses are used. See tab.
Warning: When powered, the thyristor unit is subject
to dangerous voltages; disconnect from the power
supply before opening the fuse box and touching
electrical equipments.
61
User's manual
27
Vac Fuse Holder Code
660 FFH1451/40A
660 FFH1451/50A
660 FFH1451/50A
Quantity
3
3
3