Supply
|
| AC Input voltage |
nominal 110 to 240 Vrms (±10 %), with frequency range 48 to 62 Hz. |
| Power Factor Correction (AC input, full load) |
0.97 typ.@230Vac, 0.995 typ.@115Vac |
| Efficiency (full load, full Vout range) |
better than 93% @230Vac and 91% @115Vac. |
| Max. internal power dissipation (full load, 24 Vout) |
35W @230Vac, 43W @115Vac. |
| Max. AC input current (sinusoidal at full load) |
4.8A @ 100Vac & full Vout range; 4.4A @ 110Vac & full Vout range; 2.2A (24Vout), 2.3A (25Vout), 2.4A (26Vout) @ 240Vac. |
| Inrush current |
15.7 Apeak @ 264Vac, 13 Apeak @ 230Vac, 5.2 Apeak @ 115Vac. |
| AC connection |
push-in spring connection terminal block suitable for 6mm2 wires. |
Isolation
|
| Input to Output isolation |
2500 Vrms (routine test). |
| Input to Ground isolation |
1500 Vrms (routine test). |
| Ground to Output isolation |
500 Vrms (routine test). |
| Output or Ground to Fault contact isolation |
500 Vrms (routine test). |
Output
|
| Voltage |
24 Vdc factory setting (adjustable range 23.6÷26.1 Vdc by front panel trimmer). |
| Regulation |
0.4% for a 100 % load change. |
| Stability |
0.03 % for a 20 % input line voltage change. |
| Max. Ripple |
≤ 300 mVpp. |
| Output current |
20 A (on full output voltage range and 230 Vac input). Parallel connection for redundancy with load sharing capability within ±2.5 % of output voltage setting. |
| Output current limitation |
22A @ 24Vout, 21A @ 25 & 26 Vout. Protected to short circuit. |
| Output power |
up to 520 W @ 26 Vdc output and 230 Vac input. |
| Max. Output Rise Time (after AC Input supplying) |
≤ 2.4 sec. |
| Dynamic Response |
1.5 ms for 10-90% load change (overshoot ±2% of Vout setting). |
| DC connection |
push-in spring connection terminal block suitable for 6mm2 wires. |
| Hold-up time at full load |
20 msec (AC input). |
| Overheat protection |
double overheat protection on the 1st and 2nd internal stages. |
| Over voltage protection |
output limited to 28.5 Vdc plus two redundant crowbars for over voltage protection at 29 Vdc. |
Power good signaling
|
| Output good |
22 V ≤ Vout ≤ 28 V. |
| Signaling |
voltage free SPST normally energized relay (contact closed), de-energize in over/under voltage conditions (contact open). |
| Contact rating |
2 A 50 Vac 100 VA, 2 A 24 Vdc 48 W (resistive load). |
| Connection |
push-in spring connection terminal block suitable for 1.5mm2 wires. |
Environmental conditions
|
| Operating temperature limits |
-40 to +60°C de-rated linearly 75-80% load above 50°C. |
| Relative humidity limits |
95%, up to 55°C. |
| Transport, storage temperature limits |
– 45 to + 85 °C. |
| Max altitude |
2000 m a.s.l. |
Mechanical
|
| Mounting |
EN/IEC60715 TH 35 DIN-Rail, into a cabinet. |
| Weight |
1.8 Kg (2 Kg with packaging). |
| Location |
installation in Safe Area/Non Hazardous Locations or Zone 2, Group IIC T4 or Class I, Division 2, Group A,B,C,D, T4. |
| Protection class |
IP 20, Open Type. |
| Dimensions |
Width 183 mm, Depth 111 mm, Height 124.5 mm |
