Input | | | | |
Input | 1-phase AC | 1-phase AC | 1-phase AC | 1-phase AC |
Supply voltage | | | | |
| 120V | 120V | 120V | 120V |
| 230V | 230V | 230V | 230V |
| Automatic range selection | Automatic range selection | Automatic range selection | Automatic range selection |
Input voltage | | | | |
| 85...132V | 85...132V | 85...132V | 85...132V |
| 170...264V | 170...264V | 170...264V | 176...264V |
Wide-range input | No | No | No | No |
Overvoltage resistance | 2.3 × Vin rated, 1.3 ms | 2.3 × Vin rated, 1.3 ms | 2.3 × Vin rated, 1.3 ms | 2.3 × Vin rated, 1.3 ms |
Mains buffering at Iout rated, min. | 20ms; at Vin = 93/187 V | 20ms; at Vin = 93/187 V | 20ms; at Vin = 93/187 V | 20ms; at Vin = 120/230 V |
Rated line frequency 1 | 50Hz | 50Hz | 50Hz | 50Hz |
Rated line frequency 2 | 60Hz | 60Hz | 60Hz | 60Hz |
Rated line range | 47...63Hz | 47...63Hz | 47...63Hz | 47...63Hz |
Input current | | | | |
| 1.25A | 2.34A | 4.49A | 7.5A |
| 0.74A | 1.36A | 1.91A | 3.5A |
Switch-on current limiting (+25 C), max. | 33A | 40A | 60A | 11A |
It, max. | 0.4As | 1As | 5.6As | 10As |
Built-in incoming fuse | T 3,15 A/250 V (not accessible) | T 3,15 A/250 V (not accessible) | T 6.3 A/250 V (not accessible) | T 10 A (not accessible) |
Protection in the mains power input (IEC 898) | Recommended miniature circuit breaker: from 3 A characteristic C | Recommended miniature circuit breaker: from 6 A characteristic C | Recommended miniature circuit breaker: from 10 A characteristic C | Recommended miniature circuit breaker: from 10 A characteristic C or circuit-breaker 3RV2411-1JA10 (120 V) or 3RV2411-1FA10 (230 V) |
Output | | | | |
Output | Controlled, isolated DC voltage | Controlled, isolated DC voltage | Controlled, isolated DC voltage | Controlled, isolated DC voltage |
Rated voltage Vout DC | 24V | 24V | 24V | 24V |
Total tolerance, static | 3% | 3% | 3% | 3% |
Static mains compensation, approx. | 0.1% | 0.1% | 0.1% | 0.5% |
Static load balancing, approx. | 1% | 1% | 1% | 1% |
Residual ripple peak-peak, max. | 150mV | 150mV | 150mV | 150mV |
Residual ripple peak-peak, typ. | 30mV | 30mV | 20mV | |
Spikes peak-peak, max. (bandwidth: 20 MHz) | 240mV | 240mV | 240mV | 240mV |
Spikes peak-peak, typ. (bandwidth: 20 MHz) | 70mV | 140mV | 160mV | |
Adjustment range | 22.8...28V | 22.8...28V | 22.8...28V | 24...28V |
Product function Output voltage adjustable | Yes | Yes | Yes | Yes |
Output voltage setting | via potentiometer | via potentiometer | via potentiometer | via potentiometer; max. 480 W |
Status display | Green LED for 24 V OK | Green LED for 24 V OK | Green LED for 24 V OK | Green LED for 24 V OK |
Signaling | Relay contact (NO contact, rating 60 V DC/ 0.3 A) for "24 V OK" | Relay contact (NO contact, rating 60 V DC/ 0.3 A) for "24 V OK" | Relay contact (NO contact, rating 60 V DC/ 0.3 A) for "24 V OK" | Relay contact (NO contact, rating 50 V DC/ 0.3 A) for "24 V OK" |
On/off behavior | Overshoot of Vout < 3 % | Overshoot of Vout < 3 % | Overshoot of Vout < 3 % | No overshoot of Vout (soft start) |
Startup delay, max. | 0.3s | 0.3s | 0.3s | 1.5s |
Voltage rise, typ. | 15ms | 15ms | 20ms | 50ms |
Voltage increase time of the output voltage maximum | | | | 500ms |
Rated current value Iout rated | 2.5A | 5A | 10A | 20A |
Current range | 0...3A | 0...6A | 0...12A | 0...20A |
| 3 A up to +45C; +60 ... +70 C: Derating 3%/K | 6 A up to +45C; +60 ... +70 C: Derating 1.6%/K | 12 A up to +45C; +60 ... +70 C: Derating 3%/K | 24 A up to +45C; +60 ... +70 C: Derating 5%/K |
Supplied active power typical | 60W | 144W | 288W | 480W |
Short-term overload current | | | | |
| 9A | 18A | 32A | 35A |
| 9A | 18A | 32A | 35A |
Duration of overloading capability for excess current | | | | |
| 100ms | 800ms | 1000ms | 100ms |
| 800ms | 800ms | 1000ms | 100ms |
Parallel switching for enhanced performance | Yes | Yes | Yes | Yes |
Numbers of parallel switchable units for enhanced performance | 2 | 2 | 2 | 2 |
Efficiency | | | | |
Efficiency at Vout rated, Iout rated, approx. | 85% | 88% | 90% | 90% |
Power loss at Vout rated, Iout rated, approx. | 10W | 16W | 25W | 53W |
Closed-loop control | | | | |
Dynamic mains compensation (Vin rated 15 %), max. | 0.3% | 0.3% | 0.3% | 1% |
Dynamic load smoothing (Iout: 50/100/50 %), Uout typ. | | | | 3% |
Dynamic load smoothing (Iout: 10/90/10 %), Uout typ. | 5% | 3% | 3% | |
Load step setting time 10 to 90%, typ. | 1ms | 1ms | 1ms | |
Load step setting time 90 to 10%, typ. | 1ms | 1ms | 1ms | |
Setting time maximum | | | | 10ms |
Protection and monitoring | | | | |
Output overvoltage protection | protection against overvoltage in case of internal fault Vout < 33 V | protection against overvoltage in case of internal fault Vout < 33 V | protection against overvoltage in case of internal fault Vout < 33 V | Yes, according to EN 60950-1 |
Current limitation | 3...3.4A | 6...7.1A | 12...14.6A | |
Current limitation, typ. | | | | 21A |
Property of the output Short-circuit proof | Yes | Yes | Yes | Yes |
Short-circuit protection | Constant current characteristic | Constant current characteristic | Constant current characteristic | Electronic shutdown, automatic restart |
Enduring short circuit current RMS value | | | | |
| | | | 7A |
| 3.4A | 7.1A | 14.6A | |
Overcurrent overload capability in normal operation | overload capability 150 % Iout rated up to 5 s/min | overload capability 150 % Iout rated up to 5 s/min | overload capability 150 % Iout rated up to 5 s/min | overload capability 150 % Iout rated up to 5 s/min |
Overload/short-circuit indicator | - | - | - | - |
Safety | | | | |
Primary/secondary isolation | Yes | Yes | Yes | Yes |
Galvanic isolation | Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 | Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 | Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 | Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 |
Protection class | Class I | Class I | Class I | Class I |
Leakage current | | | | |
| 3.5mA | 3.5mA | 3.5mA | 3.5mA |
| 0.4mA | 0.4mA | 0.8mA | 1mA |
CE mark | Yes | Yes | Yes | Yes |
UL/cUL (CSA) approval | cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259, cCSAus (CSA C22.2 No. 60950-1, UL 60950-1, UL 1604) | cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259, cCSAus (CSA C22.2 No. 60950-1, UL 60950-1, UL 1604) | cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259, cCSAus (CSA C22.2 No. 60950-1, UL 60950-1, UL 1604) | cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259; cCSAus (CSA C22.2 No. 60950-1, UL 60950-1) |
Explosion protection | IECEx Ex nA nC IIC T4 Gc; ATEX (EX) II 3G Ex nA nC IIC T4 Gc; cCSAus (CSA C22.2 No. 213-M1987, ANSI/ISA-12.12.01-2007) Class I, Div. 2, Group ABCD, T4 | IECEx Ex nA nC IIC T4 Gc; ATEX (EX) II 3G Ex nA nC IIC T4 Gc; cCSAus (CSA C22.2 No. 213-M1987, ANSI/ISA-12.12.01-2007) Class I, Div. 2, Group ABCD, T4 | IECEx Ex nA nC IIC T4 Gc; ATEX (EX) II 3G Ex nA nC IIC T4 Gc; cCSAus (CSA C22.2 No. 213-M1987, ANSI/ISA-12.12.01-2007) Class I, Div. 2, Group ABCD, T4 | IECEx Ex nA nC IIC T4 Gc; ATEX (EX) II 3G Ex nA nC IIC T4 Gc; cCSAus (CSA C22.2 No. 213, ANSI/ISA-12.12.01) Class I, Div. 2, Group ABCD, T4 |
FM approval | - | - | - | - |
CB approval | Yes | Yes | Yes | Yes |
Marine approval | GL, BV | GL, BV | GL, BV | GL |
Degree of protection (EN 60529) | IP20 | IP20 | IP20 | IP20 |
EMC | | | | |
Emitted interference | EN 55022 Class B | EN 55022 Class B | EN 55022 Class B | EN 55022 Class B |
Supply harmonics limitation | not applicable | EN 61000-3-2 | EN 61000-3-2 | EN 61000-3-2 |
Noise immunity | EN 61000-6-2 | EN 61000-6-2 | EN 61000-6-2 | EN 61000-6-2 |
Operating data | | | | |
Ambient temperature | | | | |
| -25...+70C | -25...+70C | -25...+70C | 0...70C |
| with natural convection | with natural convection | with natural convection | with natural convection |
| -40...+85C | -40...+85C | -40...+85C | -40...+85C |
| -40...+85C | -40...+85C | -40...+85C | -40...+85C |
Humidity class according to EN 60721 | Climate class 3K3, no condensation | Climate class 3K3, no condensation | Climate class 3K3, no condensation | Climate class 3K3, no condensation |
Mechanics | | | | |
Connection technology | screw-type terminals | screw-type terminals | screw-type terminals | screw-type terminals |
Connections | | | | |
| L, N, PE: 1 screw terminal each for 0.5 ... 2.5 mm single-core/finely stranded | L, N, PE: 1 screw terminal each for 0.5 ... 2.5 mm single-core/finely stranded | L, N, PE: 1 screw terminal each for 0.5 ... 2.5 mm single-core/finely stranded | L1, N, PE: 1 screw terminal each for 0.2 ... 4 mm single-core/finely stranded |
| +, -: 2 screw terminals each for 0.5 ... 2.5 mm | +, -: 2 screw terminals each for 0.5 ... 2.5 mm | +, -: 2 screw terminals each for 0.5 ... 2.5 mm | +, -: 2 screw terminals each for 0.2 ... 4 mm |
| Alarm signals: 2 screw terminals for 0.5 ... 2.5 mm | Alarm signals: 2 screw terminals for 0.5 ... 2.5 mm | Alarm signals: 2 screw terminals for 0.5 ... 2.5 mm | 13, 14 (alarm signal): 1 screw terminal each for 0.14 ... 1.5 mm |
Connections signaling contact | 2 screw terminals for 0.5 ... 2.5 mm | 2 screw terminals for 0.5 ... 2.5 mm | 2 screw terminals for 0.5 ... 2.5 mm | |
Width of the enclosure | 32.5mm | 50mm | 70mm | 115mm |
Height of the enclosure | 125mm | 125mm | 125mm | 145mm |
Depth of the enclosure | 120mm | 120mm | 120mm | 150mm |
Required spacing | | | | |
| 50mm | 50mm | 50mm | 50mm |
| 50mm | 50mm | 50mm | 50mm |
| 0mm | 0mm | 0mm | 0mm |
| 0mm | 0mm | 0mm | 0mm |
Weight, approx. | 0.32kg | 0.5kg | 0.8kg | 2.4kg |
Product feature of the enclosure housing for side-by-side mounting | Yes | Yes | Yes | Yes |
Installation | Snaps onto DIN rail EN 60715 35x7.5/15 | Snaps onto DIN rail EN 60715 35x7.5/15 | Snaps onto DIN rail EN 60715 35x7.5/15 | Snaps onto DIN rail EN 60715 35x7.5/15 |
Electrical accessories | Buffer module | Buffer module | Buffer module | Buffer module |
Mechanical accessories | | | | Device identification label 20 mm × 7 mm, pale turquoise 3RT1900-1SB20 |
MTBF at 40 C | 1804044h | 1998441h | 1614510h | 1778916h |
Other information | Specifications at rated input voltage and ambient temperature +25 C (unless otherwise specified) | Specifications at rated input voltage and ambient temperature +25 C (unless otherwise specified) | Specifications at rated input voltage and ambient temperature +25 C (unless otherwise specified) | Specifications at rated input voltage and ambient temperature +25 C (unless otherwise specified) |