Datasheet
Creation date September 3, 2010 6:11:43 PM CEST
Last update 28.06.2010 / We reserve the right to make technical changes. 1
CP SNT 24W 24V 1A Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 16
D-32758 Detmold
Germany
Fon: +49 5231 14-0
Fax: +49 5231 14-2083
www.weidmueller.com
General ordering data
Order No. 9928890024
Part designation CP SNT 24W 24V 1A
Version Power supply, switch-mode power supply unit, 24
V
GTIN (EAN) 4032248217557
Qty. 1 pc(s).
One-phase switched-mode power unit in installation housing
in performance classes 24 and 48 W. .
The INSTA power units can be universally deployed because
of their wide input range from 85 V AC to 265 V AC.
They are available with output voltages from 5 V to 48 V.
Datasheet
CP SNT 24W 24V 1A Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 16
D-32758 Detmold
Germany
Fon: +49 5231 14-0
Fax: +49 5231 14-2083
www.weidmueller.com
Technical data
Creation date September 3, 2010 6:11:43 PM CEST
Last update 28.06.2010 / We reserve the right to make technical changes. 2
Dimensions (1)
Length 62.5 mm Width 52 mm
Height 90.5 mm
temperature
Ambient temperature (operational) Storage temperature -40 °C...+85 °C
Input
Conductor connection system Screw connection DC input voltage range 120…300 V DC
Input current 460 mA @ 115 V AC; 250 mA
@ 230 V AC
Input current at 115 Vac
460 mA RMS ± 20%
Input current at 125 Vdc 235 mA ± 20% Input current at 250 Vdc 120 mA ± 20%
Input frequency 50/ 60 Hz Input fuse 2 A time-lag fuse (internal)
Input voltage (voltage mode input) 85...265 V AC, 120...300 V
DC
Input voltage range AC
85…265 V AC
Surge protection Varistor making current limit Thermistor
output
Conductor connection system Screw connection Control at 10...100% load 0.5 %
Control at input voltage
0.2 %
Mains failure bridge-over time 35 ms @ 115 V AC / 160 ms
@ 230 V AC
Mains failure bridge-over time for 115 V AC 35 ms Mains failure bridge-over time for 230 V AC 160 ms
Max. capacitance at output 8000 µF Max. residual ripple < 2 %
Output current 1 A Output power, max. 24 W
Output voltage 24 V Output voltage type DC
Overload protection Surge current / thermal cut-
out
Surge protection
Varistor
rated output voltage 24 V DC ± 1 %
General data
Ambient temperature (operational) DIN Rail compatibility TS 35
Degree of efficiency at max. load 78 % EMC standards EN 61000-6 /-2, -3
Mounting position, installation notice horizontally on terminal rail
TS 35
Standards
EN 50178 EN 60950 IEC950
Ambient temperature (operational) -20 °C...+50 °C
Insulation coordination
electrical isolation, I/O rail 4 kV electrical isolation, input-earth 1.5 kV
electrical isolation, input-output 3 kV electrical isolation, output-earth 0.5 kV
Connection data
Clamping range, nom. 4 mm² Clamping range, min. 0.08 mm²
Clamping range, max. 4 mm²
Approvals
Approvals institutes UL508; CSA; Cl. I Div. 2;
GOSTME25; CE
Datasheet
CP SNT 24W 24V 1A Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 16
D-32758 Detmold
Germany
Fon: +49 5231 14-0
Fax: +49 5231 14-2083
www.weidmueller.com
Technical data
Creation date September 3, 2010 6:11:43 PM CEST
Last update 28.06.2010 / We reserve the right to make technical changes. 3
Classifications
eClass 6.0 27-04-90-04
Notes
Note, technical data Derating loss: 33% @ 60°C The internal varistor found in a switch-mode power supply does not replace the
need for surge protection within a system.
Datasheet
CP SNT 24W 24V 1A Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 16
D-32758 Detmold
Germany
Fon: +49 5231 14-0
Fax: +49 5231 14-2083
www.weidmueller.com
Drawings
Creation date September 3, 2010 6:11:43 PM CEST
Last update 28.06.2010 / We reserve the right to make technical changes. 4
Electric symbol