DIN RAIL MOUNTABLE SWITCHING POWER SUPPLIES
6
Connection Wire Range 0.2 - 2 sq.mm / 24 - 14 AWG
Wire Stripping Length 10 mm
Housing Material Plastic
Product Weight 150 g
508
R
UL 60950-1
R
18 W, Single Phase Din Rail
Mountable Switching Power Supplies
FEATURES
- Full Range Input selection from 90 to 264 VAC
- Typical efficiency of 77%
- Compact design with a width of only 22.5 mm
- Two years product warranty
PSS18
ORDERING INFORMATION
+ 5 VDC
+ 12 VDC
+ 15 VDC
90~264 VAC
90~264 VAC
90~264 VAC
90~264 VAC
3000 mA
1500 mA
1200 mA
750 mA
75%
77%
77%
77%
73%
75%
75%
75%
15 WATTS
18 WATTS
18 WATTS
18 WATTS
PSS15/5/3
PSS18/12/1.5
PSS18/15/1.2
PSS18/24/0.75 + 24 VDC
Cat. No. Input
Voltage
Output
Wattage
Output
Voltage
Output
Current
Eff.
(typ.)
Eff.
(min.)
Line Frequency Vi nom, Io nom
Inrush Current
Power Dissipation
Leakage Current
Vi : 115 / 230 VAC, Io nom
Vi : 115 / 230 VAC, Io nom
Vi : 230 VAC, Io nom
Input-Output
Input-FG
Characteristics Conditions min. typ. max. unit
Vi : 90 VAC, Io nom
Rated Input Current
Input Current
5.0
4.65
4.25
4.45
335 / 210
15V model
24V model
5V model
12V model
Io nom
Rated Input Voltage
Input Voltage Range AC in
DC in
63
10 / 18
500
0.25
3.5
240
264
375
47
100
90
120
Hz
A
W
W
W
W
mA
mA
VAC
VAC
VDC
mA
INPUT SPECIFICATIONS
0
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
SPECIFICATIONS
Characteristics Conditions min. max. unit
GENERAL
Isolation Resistance
Ambient Temperature
Storage Temperature
Relative Humidity
Temperature Coefficient
MTBF
Altitude During Operation
5V model
12V model
15V model
24V model
100
-20
-25
20
Derating (see derating curve)
+ 71
+ 85
95
± 0.03
2.5
4850
Dimension L 90 x W 22.5 x D 114
Cooling
Pollution Degree 2
Switching Frequency
typ.
795000
797000
796000
800000
132
Isolation Voltage 3000 / 4242
1500 / 2121
Input-Output, @ 500 VDC
Operating at Vi nom
Non Operational
Vi nom, Io nom
Vi nom, Io min
0
Bellcore Issue 6 @40 C, GB
0 0
Vi nom, from +61 C to +71 C
Spring Terminal Type
Free Air Convection
IEC 60068-2-13
Vi nom, Io nom
Input-Output
Input-FG
0C
0C
% RH
0
% / C
Hours
Hours
m
Hours
Hours
0
% / C
mm
KHz
VAC / VDC
VAC / VDC
M
Ω
CIRCUIT SCHEMATIC DERATING CURVE
TYP. CURRENT LIMITED CURVE TYP. EFFICIENCY CURVE
w w w. c o n n e c t w e l l . c o m
7
Vi nom, Io max
Minimum Load Vi nom
Line Regulation Io nom, Vi min ...Vi max
Vi nom,
0.8 Io nom
5V...15V models
Voltage Trim Range
Characteristics Conditions min. unit
typ. max.
Turn On Time Vi nom, Io nom
Vi nom, Io nom with 7000 µF CAP
Ripple & Noise Vi nom, Io nom, BW = 20MHz
Fall Time
Transient Recovery Time
Vi nom, Io nom
Vi nom, 1~0.5 Io nom
DC ON Indicator Threshold
at start up (Green LED)
Vi nom, Io nom
Vi nom, Io nom
Capacitor Load Vi nom, Io nom
DC LOW Indicator Threshold
after start up (Red LED)
Load Regulation Vi nom, Io min ...Io nom
24V model
Hold Up Time Vi : 115 / 230 VAC, Io nom
Vi nom, Io nom
Vi nom, Io nom with 7000 µF CAP
15V model
24V model
5V model
12V model
0
- 10
11.0
18
11.0
18
3.5
9.0
3.5
9.0
0
- 10
20 / 75
7.5
18
22
35
15V model
15V model
24V model
24V model
5V model
5V model
12V model
12V model
Efficiency Vi nom, Io nom, Po / Pi Up to 77%, See model list and typ efficiency curve
Power Back Immunity Vi nom, Io nom
1 second
Vi nom
Rated Continuous Loading
OUTPUT SPECIFICATIONS
Rise Time
+ 15
± 2
+ 20
+ 1
± 1
50
13.5
21.6
4.5
10.8
1000
1500
150
2
150
500
7000
13.5
21.6
4.5
10.8
%%
%
%
ms
ms
mV
ms
ms
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
%
%
%
ms
ms
ms
VDC
VDC
VDC
VDC
µF
Output voltage accuracy (Adjusted before shipment)
15V model
24V model
5V model
12V model
3 A @ 5Vdc / 2.6 A @ 5.75 Vdc
1.5 A @ 12Vdc / 1.3 A @ 13.8 Vdc
1.2 A @ 15Vdc / 1.0 A @ 17.25 Vdc
0.75 A @ 24Vdc / 0.6 A @ 28.8 Vdc
Over voltage protection Vi nom, Io nom (Auto Recovery) 125 145 %
Output short circuit Hiccup mode
Degree of protection IP20
Characteristics Conditions min. unit
typ. max.
Internal surge voltage protection IEC 61000-4-5
Input fuse
Rated over load protection 110 140 %
Vi nom (see typ current limited curve)
CONTROL AND PROTECTION
Varistor
T2A / 250VAC internal
‧Block diagram for PSS18 series
Vo -
Vo +
L
N
Fuse
Control
Switching
Device
Line
Filter
Inrush Current
Limiter and
Rectifier
Rectifier Current
Detection
Opto -
Isolation
Opto -
Isolation
Output Level
Detection
Reference &
Error Amp.
Over Voltage
Detection
Y
Vout
ADJ.
DC ON
(Green LED)
DC LOW
(Red LED)
PSS18-24
Hiccup mode
Output Voltage [ % ]
50
100
t
Time
v
o
Temperature [ C ]
0
100
71
-20
Power out [ % ]
75
61
PSS18-24
Power out [ % ]
10 100
25
EFFICIENCY [ % ]
75
50
70
65
60
55
50 230 Vac
115 Vac
75
80
85
45
35
40
UL 508 Listed
UL 60950-1, UL 1310 Class 2 Power Recognized
ISA 12.12.01(Class I, Division 2, Groups A, B, C and D)
EN 60950-1, CB scheme
EN 61000-6-3, EN 55022 Class B, EN 61000-3-2, EN 61000-3-3
EN 61000-6-2,EN 55024, EN 61000-4-2 Level 4, EN 61000-4-3 Level 3
EN 61000-4-4 Level 4, EN 61000-4-5 L-N Level 3, L / N-FG Level 4
EN 61000-4-6 Level 3, EN 61000-4-8 Level 4, EN 61000-4-11
ENV 50204 Level 2, EN 61204-3
GB4943, GB9254, GB17625.1
Shock Resistance
Standards Used For Testing
Vibration Resistance
UL / cUL
TUV
CE
CCC
Meet IEC 60068-2-27 (15G, 11ms, 3 Axis, 6 Faces, 3 times for each Face)
Meet IEC 60068-2-6 (Mounting by rail : 10-500 Hz, 2G, along X, Y, Z each Axis, 60 min for each Axis )