Product Details
SIMATIC S7-300 Regulated power supply PS307 input: 120/230 V AC, output: 24 V DC/2 A
Technical data
Input |
Input
Note |
1-phase AC
Automatic range selection
|
Supply voltage
1 at AC Rated value
2 at AC Rated value |
120 V
230 V
|
Input voltage
1 at AC
2 at AC |
85 ... 132 V
170 ... 264 V |
Wide-range input |
No |
Overvoltage resistance |
2.3 × Vin rated, 1.3 ms |
Mains buffering |
at Vin = 93/187 V |
Rated line frequency 1 |
50 Hz |
Rated line frequency 2 |
60 Hz |
Rated line range |
47 ... 63 Hz |
Input current
at rated input voltage 120 V
at rated input voltage 230 V |
0.9 A
0.5 A
|
Switch-on current limiting (+25 °C), max. |
22 A |
Duration of inrush current limiting at 25 °Cmaximum |
3 ms
|
I²t, max. |
1 A²·s |
Built-in incoming fuse |
T 1.6 A/250 V (not accessible) |
Protection in the mains power input (IEC 898) |
Recommended miniature circuit breaker: 3 A characteristic C |
Output |
Output |
Controlled, isolated DC voltage |
Rated voltage Vout DC |
24 V |
Total tolerance, static ± |
3 % |
Static mains compensation, approx. |
0.1 % |
Static load balancing, approx. |
0.2 % |
Residual ripple peak-peak, max. |
50 mV |
Residual ripple peak-peak, typ. |
5 mV |
Spikes peak-peak, max. (bandwidth: 20 MHz) |
150 mV |
Spikes peak-peak, typ. (bandwidth: 20 MHz) |
20 mV |
Product function Output voltage adjustable |
No |
Output voltage setting |
- |
Status display |
Green LED for 24 V OK |
On/off behavior |
No overshoot of Vout (soft start) |
Startup delay, max. |
2 s |
Voltage rise, typ. |
10 ms |
Rated current value Iout rated |
2 A |
Current range |
0 ... 2 A |
Supplied active power typical |
48 W |
Short-term overload current
on short-circuiting during the start-up typical
at short-circuit during operation typical |
9 A
9 A
|
Duration of overloading capability for excess current
on short-circuiting during the start-up
at short-circuit during operation |
90 ms
90 ms
|
Parallel switching for enhanced performance |
Yes |
Numbers of parallel switchable units for enhanced performance |
2 |
Efficiency |
Efficiency at Vout rated, Iout rated, approx. |
84 % |
Power loss at Vout rated, Iout rated, approx. |
9 W |
Closed-loop control |
Dynamic mains compensation (Vin rated ±15 %), max. |
0.1 % |
Dynamic load smoothing (Iout: 50/100/50 %), Uout ± typ. |
0.8 % |
Load step setting time 50 to 100%, typ. |
0.5 ms |
Load step setting time 100 to 50%, typ. |
0.5 ms |
Setting time maximum |
1 ms |
Protection and monitoring |
Output overvoltage protection |
Additional control loop, shutdown at < 28.8 V, automatic restart |
Current limitation |
2.2 ... 2.6 A |
Property of the output Short-circuit proof |
Yes |
Short-circuit protection |
Electronic shutdown, automatic restart |
Enduring short circuit current RMS value
maximum |
2 A |
Overload/short-circuit indicator |
- |
Safety |
Primary/secondary isolation |
Yes |
Galvanic isolation |
Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 |
Protection class |
Class I |
Leakage current
maximum
typical |
3.5 mA
0.5 mA
|
Degree of protection (EN 60529) |
IP20 |
Approvals |
CE mark |
Yes |
UL/cUL (CSA) approval |
cULus-Listed (UL 508, CSA C22.2 No. 142), File E143289 |
Explosion protection |
ATEX (EX) II 3G Ex nA II T4; cULus (ANSI/ISA 12.12.01, CSA C22.2 No.213) Class I, Div. 2, Group ABCD, T4, File E330455 |
FM approval |
Class I, Div. 2, Group ABCD, T4 |
CB approval |
No |
Marine approval |
In S7-300 system |
EMC |
Emitted interference |
EN 55022 Class B |
Supply harmonics limitation |
not applicable |
Noise immunity |
EN 61000-6-2 |
Environmental conditions |
Ambient temperature
during operation
— Note
during transport
during storage |
0 ... 60 °C
with natural convection
-40 ... +85 °C
-40 ... +85 °C |
Humidity class according to EN 60721 |
Climate class 3K3, 5 … 95% no condensation |
Mechanics |
Connection technology |
screw-type terminals |
Connections
Supply input
Output
Auxiliary |
L, N, PE: 1 screw terminal each for 0.5 ... 2.5 mm² single-core/finely stranded
L+, M: 2 screw terminals each for 0.5 ... 2.5 mm²
- |
Width of the enclosure |
40 mm |
Height of the enclosure |
125 mm |
Depth of the enclosure |
120 mm |
Required spacing
top
bottom
left
right |
40 mm
40 mm
0 mm
0 mm
|
Weight, approx. |
0.4 kg |
Product feature of the enclosure housing for side-by-side mounting |
Yes |
Installation |
Can be mounted onto S7 rail |
Mechanical accessories |
Mounting adapter for standard mounting rail (6EP1971-1BA00) |
MTBF at 40 °C |
2 320 078 h |
Other information |
Specifications at rated input voltage and ambient temperature +25 °C (unless otherwise specified) |
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