Siemens 6EP1437-2BA20 SITOP smart DIN Rail Power Supply 24Vdc 40A 960W, 3-Phase 6EP1437-2BA20 Data Sheet
Product codes
6EP1437-2BA20
Output
Controlled, isolated DC voltage
Rated voltage Vout DC
24 V
Total tolerance, static ±
3 %
Static mains compensation, approx.
1 %
Static load balancing, approx.
2 %
Residual ripple peak-peak, max.
150 mV
Spikes peak-peak, max. (bandwidth: 20 MHz)
240 mV
Adjustment range
24 … 28 V
Product feature / output voltage adjustable
Yes
Output voltage setting
via potentiometer
• Note
max. 960 W
Status display
Green LED for 24 V OK
Signaling
Relay contact (NO contact, rating 60 V DC/ 0.3 A) for "24 V OK"
On/off behavior
No overshoot of Vout (soft start)
Startup delay, max.
1.5 s
Voltage rise, typ.
15 ms
Voltage increase time / of the output voltage / maximum
500 ms
Rated current value Iout rated
40 A
Current range
0 … 40 A
• Note
30 A up to + 70 °C, 48 A up to +45 °C
delivered active power / typ.
960 W
short-term overload current / at short-circuit during run-up / typical
65 A
Duration of overloading ability for excess current / on short-circuiting
during the start-up
120 ms
short-term overload current / at short-circuit during operation / typical
65 A
Duration of overloading ability for excess current / on short-circuiting
during the operational phase
120 ms
Parallel switching for enhanced performance
Yes
Numbers of parallel switchable units for enhanced performance
2
Efficiency
Efficiency at Vout rated, Iout rated, approx.
91.5 %
Power loss at Vout rated, Iout rated, approx.
89 W
Closed-loop control
Dynamic mains compensation (Vin rated ±15 %), max.
3 %
Dynamic load smoothing (Iout: 50/100/50 %), Uout ± typ.
1.5 %
Load step setting time 50 to 100%, typ.
1 ms
Load step setting time 100 to 50%, typ.
1 ms
Setting time / maximum
10 ms
Protection and monitoring
Output overvoltage protection
Yes, according to EN 60950
6EP1437-2BA20
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10/01/2012
subject to modifications
© Copyright Siemens AG 2012
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