PSD1220 & PSD1220-098
-
SIL 3 Power Supply, 24Vdc, 20 A, Zone 2, DIN Rail Mounting
G.M. International ISM0370-3
3
Technical Data
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.
Efficiency (50% full load, full Vout range):
better than 91% @230Vac, 90% @115Vac.
Max. internal power dissipation (full load, 24 Vout):
35W @230Vac, 43W @115Vac.
Max. internal power dissipation (50% full load):
24W @230Vac, 28W @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 (for PSD1220):
push-in spring connection terminal block suitable for 6mm
2
wires.
AC connection (for PSD1220-098):
plug-in screw connection terminal block suitable for 4mm
2
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 (for PSD1220):
push-in spring connection terminal block suitable for 6mm
2
wires.
DC connection (for PSD1220-098):
plug-in screw connection terminal block suitable for 4mm
2
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 (see page 4 for more information).
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 (for PSD1220):
push-in spring connection terminal block suitable for 1.5mm
2
wires.
Connection (for PSD1220-098):
plug-in screw connection terminal block suitable for 2.5mm
2
wires.
Compatibility:
CE mark compliant, conforms to Directive:
2014/34/EU ATEX, 2014/30/EU EMC, 2014/35/EU LVD, 2011/65/EU RoHS.
Environmental conditions:
Operating temperature limits:
-40 to +60°C de-rated linearly 75-80% load above 50°C; see Output Current & Power vs. Ambient Operating Temperature diagrams on this page.
Relative humidity limits:
95 %, up to 55°C.
Transport, storage temperature limits:
- 45 to + 85 °C.
Max altitude:
2000 m a.s.l.
Safety Description:
ATEX:
II 3G Ex ec nC ic IIC T4 Gc.
IECEx:
Ex ec nC ic IIC T4 Gc.
Approvals
BVS 18 ATEX E 004 X conforms to EN60079-0, EN60079-7, EN60079-11, EN60079-15.
IECEx BVS 18.0004X conforms to IEC60079-0, IEC60079-7, IEC60079-11, IEC60079-15.
TUV Certificate No. C-IS-272994-01 SIL 3 / SIL 2 conforms to IEC61508:2010 Ed. 2.
TÜV Certificate No. C-IS-236198-09, SIL 3 Functional Safety Certificate conforms to IEC61508:2010 Ed.2, for Management of Functional Safety.
Mechanical:
Mounting:
EN/IEC60715 TH 35 DIN-Rail, into a cabinet.
Weight:
1.8 Kg (2 Kg with packaging).
Location:
Safe Area or Zone 2, Group IIC T4 installation.
Protection class:
IP 20, Open Type.
Dimensions:
see drawings page 7.
Maximum Output Current & Power vs. Ambient Operating Temperature
