| input |
| type of the power supply network |
1-phase AC |
| supply voltage at AC |
Automatic range selection |
| supply voltage |
120 V/230 V |
| input voltage 1 at AC |
85 ... 132 V |
| input voltage 2 at AC |
170 ... 264 V |
| wide range input |
No |
| overvoltage overload capability |
2.3 × Vin rated, 1.3 ms |
| buffering time for rated value of the output current in the event of power failure minimum |
20 ms |
| operating condition of the mains buffering |
at Vin = 93/187 V |
| line frequency |
50/60 Hz |
| line frequency |
47 ... 63 Hz |
| input current |
|
| ● at rated input voltage 120 V |
4.49 A |
| ● at rated input voltage 230 V |
1.91 A |
| current limitation of inrush current at 25 °C maximum |
60 A |
| I2t value maximum |
5.6 A²·s |
| fuse protection type |
T 6.3 A/250 V (not accessible) |
| fuse protection type in the feeder |
Recommended miniature circuit breaker: from 10 A characteristic C |
| output |
| voltage curve at output |
Controlled, isolated DC voltage |
| output voltage at DC rated value |
24 V |
| output voltage |
|
| ● at output 1 at DC rated value |
24 V |
| |
|
| output voltage adjustable |
Yes; via potentiometer |
| adjustable output voltage |
22.8 ... 28 V |
| relative overall tolerance of the voltage |
3 % |
| relative control precision of the output voltage |
|
| ● on slow fluctuation of input voltage |
0.1 % |
| ● on slow fluctuation of ohm loading |
1 % |
| residual ripple |
|
| ● maximum |
150 mV |
| ● typical |
20 mV |
| voltage peak |
|
| ● maximum |
240 mV |
| ● typical |
160 mV |
| display version for normal operation |
Green LED for 24 V OK |
| type of signal at output |
Relay contact (NO contact, rating 60 V DC/ 0.3 A) for "24 V OK" |
| behavior of the output voltage when switching on |
Overshoot of Vout < 3 % |
| response delay maximum |
0.3 s |
| voltage increase time of the output voltage |
|
| ● typical |
20 ms |
| output current |
|
| ● rated value |
10 A |
| ● rated range |
0 ... 12 A; 12 A up to +45°C; +60 ... +70 °C: Derating 3%/K |
| |
|
| supplied active power typical |
288 W |
| short-term overload current |
|
| ● on short-circuiting during the start-up typical |
32 A |
| ● at short-circuit during operation typical |
32 A |
| duration of overloading capability for excess current |
|
| ● on short-circuiting during the start-up |
1 000 ms |
| ● at short-circuit during operation |
1 000 ms |
| bridging of equipment |
Yes |
| number of parallel-switched equipment resources for increasing the power |
2 |
| efficiency |
| efficiency in percent |
90 % |
| power loss [W] |
|
| ● at rated output voltage for rated value of the output current typical |
25 W |
| closed-loop control |
| relative control precision of the output voltage with rapid fluctuation of the input voltage by +/- 15% typical |
0.3 % |
| relative control precision of the output voltage at load step of resistive load 10/90/10 % typical |
3 % |
| setting time |
|
| ● load step 10 to 90% typical |
1 ms |
| ● load step 90 to 10% typical |
1 ms |
| protection and monitoring |
| design of the overvoltage protection |
protection against overvoltage in case of internal fault Vout < 33 V |
| property of the output short-circuit proof |
Yes |
| design of short-circuit protection |
Constant current characteristic |
| response value current limitation |
12 ... 14.6 A |
| overcurrent overload capability |
|
| ● in normal operation |
overload capability 150 % Iout rated up to 5 s/min |
| enduring short circuit current RMS value |
|
| ● typical |
14.6 A |
| safety |
| galvanic isolation between input and output |
Yes |
| galvanic isolation |
Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 |
| operating resource protection class |
Class I |
| leakage current |
|
| ● maximum |
3.5 mA |
| ● typical |
0.8 mA |
| protection class IP |
IP20 |
| EMC |
| standard |
|
| ● for emitted interference |
EN 55022 Class B |
| ● for mains harmonics limitation |
EN 61000-3-2 |
| ● for interference immunity |
EN 61000-6-2 |
| standards, specifications, approvals |
| certificate of suitability |
|
| ● CE marking |
Yes |
| ● UL approval |
Yes; cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259; cCSAus (CSA C22.2 No. 60950-1, UL 60950-1) |
| ● CSA approval |
Yes; cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259; cCSAus (CSA C22.2 No. 60950-1, UL 60950-1) |
| ● UKCA marking |
Yes |
| ● EAC approval |
Yes |
| ● NEC Class 2 |
No |
| type of certification |
|
| ● BIS |
Yes; R-41183539, R-41188271 |
| ● CB-certificate |
Yes |
| MTBF at 40 °C |
1 614 510 h |
| standards, specifications, approvals hazardous environments |
| certificate of suitability |
|
| ● IECEx |
No |
| ● ATEX |
No |
| ● ULhazloc approval |
No |
| ● cCSAus, Class 1, Division 2 |
No |
| ● FM registration |
No |
| standards, specifications, approvals marine classification |
| shipbuilding approval |
Yes |
| Marine classification association |
|
| ● American Bureau of Shipping Europe Ltd. (ABS) |
No |
| ● French marine classification society (BV) |
Yes |
| ● Det Norske Veritas (DNV) |
Yes |
| ● Lloyds Register of Shipping (LRS) |
No |
| standards, specifications, approvals Environmental Product Declaration |
| Environmental Product Declaration |
Yes |
| global warming potential [CO2 eq] |
|
| ● total |
699.2 kg |
| ● during manufacturing |
20.6 kg |
| ● during operation |
677.8 kg |
| ● after end of life |
0.6 kg |
| ambient conditions |
| ambient temperature |
|
| ● during operation |
-25 ... +70 °C; with natural convection |
| ● during transport |
-40 ... +85 °C |
| ● during storage |
-40 ... +85 °C |
| environmental category according to IEC 60721 |
Climate class 3K3, 5 ... 95% no condensation |
| connection method |
| type of electrical connection |
screw terminal |
| ● at input |
L, N, PE: 1 screw terminal each for 0.5 ... 2.5 mm² single-core/finely stranded |
| ● at output |
+, -: 2 screw terminals each for 0.5 ... 2.5 mm² |
| ● for auxiliary contacts |
Alarm signals: 2 screw terminals for 0.5 ... 2.5 mm² |
| ● for signaling contact |
2 screw terminals for 0.5 ... 2.5 mm² |
| mechanical data |
| width × height × depth of the enclosure |
70 × 125 × 120 mm |
| installation width × mounting height |
70 mm × 225 mm |
| required spacing |
|
| ● top |
50 mm |
| ● bottom |
50 mm |
| ● left |
0 mm |
| ● right |
0 mm |
| fastening method |
Snaps onto DIN rail EN 60715 35x7.5/15 |
| ● DIN-rail mounting |
Yes |
| ● S7 rail mounting |
No |
| ● wall mounting |
No |
| housing can be lined up |
Yes |
| net weight |
0.8 kg |
| accessories |
| electrical accessories |
Buffer module |
| mechanical accessories |
Device identification label 20 mm × 7 mm, pale turquoise 3RT1900-1SB20 |