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Siemens KT 10.1 · 2016
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Technical specifications
(continued)
SITOP modular
3-phase, 48 V DC
Output
Output
Controlled, isolated DC voltage
Controlled, isolated DC voltage
Rated voltage
V
out
DC
48 V
48 V
Total tolerance, static ±
3 %
3 %
Static mains compensation, approx.
0.1 %
0.1 %
Static load balancing, approx.
0.2 %
0.2 %
Residual ripple peak-peak, max.
100 mV
100 mV
Residual ripple peak-peak, typ.
-
10 mV
Spikes peak-peak, max. (bandwidth: 20 MHz)
200 mV
200 mV
Spikes peak-peak, typ. (bandwidth: 20 MHz)
-
80 mV
Adjustment range
42 ... 56 V
42 ... 56 V
Product function
Output voltage adjustable
Yes
Yes
Output voltage setting
via potentiometer; max. 480 W
via potentiometer; max. 960 W
Status display
Green LED for 48 V OK
Green LED for 48 V OK
Signaling
Relay contact (NO contact,
rating 60 V DC/ 0.3 A) for 48 V OK
via signaling module (6EP1961-3BA10)
On/off behavior
No overshoot of
V
out
(soft start)
No overshoot of
V
out
(soft start)
Startup delay, max.
2.5 s
2.5 s
Voltage rise, typ.
150 ms
20 ms
Voltage increase time of the output voltage
maximum
500 ms
-
Rated current value
I
out rated
10 A
20 A
Current range
0 ... 10 A
0 ... 20 A
• Note
+60 ... +70 °C: Derating 3%/K
-
Supplied active power typical
480 W
960 W
Short-term overload current
• at short-circuit during operation typical
23 A
60 A
Duration of overloading capability for excess current
• at short-circuit during operation
25 ms
25 ms
Constant overload current
• on short-circuiting during the start-up typical
11 A
23 A
Parallel switching for enhanced performance
Yes; switchable characteristic
Yes; switchable characteristic
Numbers of parallel switchable units for enhanced
performance
2
2
Efficiency
Efficiency at
V
out rated
,
I
out rated
, approx.
93 %
90 %
Power loss at
V
out rated
,
I
out rated
, approx.
36 W
106 W
Closed-loop control
Dynamic mains compensation (
V
in rated
±15 %),
max.
1 %
-
Dynamic load smoothing (
I
out
: 50/100/50 %),
U
out
± typ.
2 %
-
Load step setting time 50 to 100%, typ.
2 ms
-
Load step setting time 100 to 50%, typ.
2 ms
-
Setting time maximum
10 ms
-
Protection and monitoring
Output overvoltage protection
Yes, according to EN 60950-1
Yes, according to EN 60950-1
Current limitation, typ.
11 A
23 A
Property of the output Short-circuit proof
Yes
Yes
Short-circuit protection
Alternatively, constant current characteristic
approx. 11 A or latching shutdown
Alternatively, constant current characteristic
approx. 23 A or latching shutdown
Enduring short circuit current RMS value
• typical
11 A
23 A
Overcurrent overload capability in normal operation
overload capability 150 %
I
out rated
up to 5 s/min
-
Overload/short-circuit indicator
LED yellow for "overload",
LED red for "latching shutdown"
LED yellow for "overload",
LED red for "latching shutdown"
Article number
6EP1456-3BA00
6EP1457-3BA00
Product
SITOP PSU300M
SITOP PSU300M
Power supply, type
48 V/10 A
48 V/20 A
© Siemens AG 2016