SKS 520F W3C 450 V16 SU
Electrical Characteristics
Symbol
Conditions
TAMBIENT = 35°C ; No overload
min
typ
max
Unit
Electrical Data
IOUT
Maximum output current
Maximum AC voltage (+/-10%)
Maximum stack power
Stack power loss (TAMBIENT = 35°C)
ARMS
VAC
kW
W
520
500
450
VAC
PTOTAL
PLOSS
Environnmental Data
Symbol
Conditions
min
typ
max
Unit
Mechanical Data
SEMIKRON document number.revision.version
Approximate total weight
Installation altitude without derating
IEC 60529
12041112.01.B
Drawing
-
Weight
14.9
kg
m
Altitude
1 000
Protection
Pollution Degree
IP00
2
-
-
Thyristor Module stack
EN 50178
Fan Data
Type
VFAN
SEMIKRON fan designation
Fan voltage
SKF 16A-230-11
230
-
SEMISTACK® CLASSICS - W3C
Three phase reverse parallel thyristor converter
VAC
Hz
A
fFAN
Fan frequency
50/60
IFAN
Fan maximum input current
Fan power
Preliminary Data
0.60/0.68
135/154
PFAN
W
Ordering No.
Description
08785221
SKS 520F W3C 450 V16 SU
Stack Protection
Symbol
Conditions
min
typ
max
Unit
Features
RC Circuit
Type
R
RC in parallel with each switch
Resistance (11W)
1/2 RC47
47
-
• Isolated power stacks
• SKKT 330/16
Ohm
µF
C
0.22
• Heatsink P16/200
• Forced air cooling
• RC circuit included
• Fuses with microswitches
• Thermal trip included
Fuses
Size
IN RMS
UN
1 fuse per phase, with microswitches
Caliber
31
-
A
700
Nominal voltage (IEC)
690
V
Typical Applications
I²t
Total at Un at room temperature (approx. 20…25°C)
514.5
kA²s
Bimetal Thermal Trip
• Soft starters
TS
Switching temperature over which thermal trip is open
85
1
°C
A
Maximum permissible current
at 240VAC
at 30VDC
ITC MAX
3
A
Remarks
This technical information specifies semiconductor devices but
promises no characteristics. No warranty or guarantee, expressed or
implied, is made regarding delivery, performance or suitability.
W3C
Rev. 0 - 28.01.2013
© by SEMIKRON
1