Page 1
Technical data sheet
Power supply · Compact Ultra, 480 W
Primary switchmode power supply, PFC
Input: AC 90–264 V, DC 110–345 V
Output: DC 24 V, 20 A
Identification
Type CPS2B1-480-24
Part No.
Product version
723700
Datasheet version 02
Use/Application/Properties
Properties • High efficiency and extremely compact dimensions
• Only 56 mm wide aluminium housing
• Active PFC (Power factor correction)
• Overload 150 %
• Constant current or hiccup mode, user definable
• Wide output voltage range
• Easy to connect in parallel to increase performance
• Up to 60 °C operating temperature without derating
Input
Number of phases 1
Rated voltage U
N
AC 120/240 V (UL certified)
Operation voltage range AC 90–264 V / DC 110–345 V
Frequency range 47 Hz – 63 Hz
Rated current I
N
4.8 A @ AC 120 V / 2.4 A @ AC 240 V
Inrush peak current ≤23 A / 0.56 A²s
Internal fuse 8 AT (non-replaceable)
External protection Mini-circuit breaker: C 10 A / Safety fuse: T 10 A
Power factor correction P.F.C. >0,90, enabled
United Kingdom: LÜTZE Ltd.
Unit 3, Sandy Hill Park
Sandy Way, Amington • GB-Tamworth, Staffs B77 4DU
Tel. +44 (0)1827 31333-0 • Fax +44 (0)1827 31333-2
www.lutze.com • [email protected]
Germany: Friedrich Lütze GmbH
Postfach 12 24 (PLZ 71366) • Bruckwiesenstraße 17-19 • D-7138 4 Weinstadt
Tel. +49 (0)7151 6053-0 • Fax +49 (0)7151 6053-277(-288)
www.luetze.de • [email protected]
15.08.2023 • Subject to technical modifica ti o n
Part No.
723700 • Datasheet version: 02 page 1 of 5
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Technical data sheet
Power supply · Compact Ultra, 480 W
Output
Output voltage/current DC 24 V/20 A
Rated voltage U
Rated current I
N
N
Overload limit in constant current
mode
Max. output current 30 A, max. 5 s @ Hiccup Mode
Power Dissipation <36.5 W
Setting range U
out min.
/U
out max.
Load regulation <1.5 %
Ripple and noise <150 mV pp
Hold up time >25 ms @ AC 240 V
Parallel / redundant mode Yes/via external decoupling diode e.g. Part-No. 722999
Efficiency >93 % @ AC 240 V
Overtemperature protection Yes
Over voltage protection ≥DC 33 V
Short circuit Adjustable: Hiccup, C.C. Mode
DC 24 V
20 A
21 A
21 A @ CC Mode
DC 22–29 V
NOTE: Be sure to set the curren t limiting mode jumper when connecting
multiple devices in parallel.
Status indication
Status indication DC ON LED green ≥21.6 V
Status indication DC LOW LED red ≤21.6 V
Monitoring
DC ON Control (Rdy) N/O contact
Switching voltage AC/DC 300 V / DC 150 V
Switching current AC/DC 1 A
Switching capacity 300 VA / 30 W
Isolation voltage AC 500 V
General
Insulation voltage input / output DC 4.2 kV, 1 min.
Insulation voltage input / ground DC 2.2 kV, 1 min.
Insulation voltage output / ground DC 750 V, 1 min.
Derating >50 °C: -7.6 W/°C @ AC 120 V
>60 °C: -7.2 W/°C @ AC 240 V
Cooling Air convection, 100 mm distance top/bottom, 20 mm side
Housing material Aluminum
Mounting DIN rail mountable TS35
(EN 60715)
Installation position Vertical
MTBF MIL-HDBK-217F, >600000 h at 25 °C ambient full load
Degree of protection IP20 (IEC 529 / EN 60529)
15.08.2023 – Subject to technical modification
Part No.
723700 • Datasheet version: 02 page 2 of 5
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Technical data sheet
Power supply · Compact Ultra, 480 W
Protection class I
Weight/unit 1.1 kg
Connection type Screw terminal
0,20 mm² – 2,5 mm² / AWG 24–14
Strip length 6.0 - 7.5 mm / 0.24 - 0.30 in
Screwdriver 3,0 × 0,5 mm
Tightening torque 0.5 – 0.6 Nm / 4.42 – 5.30 lbf in
Dimensions (w × h × d) 56.0 mm × 140.0 mm × 139.0 mm
PU (units) 1
General ambient conditions
Operation temperature range
Storage temperature range -40 °C . . . +80 °C
Over voltage category III (EN 50178)
Degree of pollution 2 (IEC 60664-1)
Relative air humidity 5 – 95 %, non-condensing
Interface
Life-cycle expectancy 167’953 h (19.1 years) at 25 °C ambient full load
Certifications/Standards
Certifications CE
Standards UL 508
-40 °C . .. +70 °C (UL approved up to +50 °C) @ AC 120 V or up to +60 °C
@ AC 240 V
UL approved up to 50 °C at AC 120 V or up to 60 °C at AC 240 V
UKCA
cULus (E249179)
IEC/EN 61010-1
IEC/EN 61010-2-201
IEC/EN 60950
EN 55011 (CISPR11) Class B (EMC Emission)
EN 61000-3-2 Class A
EN 61000-4-2 Level 3
EN 61000-4-3 Level 3
EN 61000-4-4 Level 4
EN 61000-4-5 Level 4
EN 61000-4-11 Level 2
IEC 60068-2-27 (Shock), 30 g 6 ms, 2 0 g 11 ms, 3 bum p s / direction,
18 bumps total
IEC 60068-2-6 (Vibration sinuosoidal), 5-17.8 Hz: ±1.6 mm, 17.8-500 Hz: 2 g
2 hours / axis (X,Y,Z)
15.08.2023 – Subject to technical modification
Part No. 723700 • Datasheet version: 02 page 3 of 5
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Technical data sheet
Power supply · Compact Ultra, 480 W
Dimensions
PIN assignment
Derating
15.08.2023 – Subject to technical modification
Part No. 723700 • Datasheet version: 02 page 4 of 5
Page 5
Technical data sheet
Power supply · Compact Ultra, 480 W
Short circuit characteristics
15.08.2023 – Subject to technical modification
Part No.
723700 • Datasheet version: 02 page 5 of 5
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