Features

• Switched-mode power supply with PowerBoost and TopBoost
• Switch off the output and minimize power consumption via stand-by input
• Output monitoring via DC OK contact
• Suitable for both parallel and series operation
• Natural convection cooling when horizontally mounted
• Encapsulated for use in control cabinets
• Electrically isolated output voltage (SELV) per EN 60950-1/UL 60950-1; PELV per EN 60204

Approvals

• Underwriters Laboratories Inc., UL, E255817, UL 508

Specifications

Input

• Phases: 2 || 3
• Nominal input voltage Ui nom: (2 / 3) x AC 400 … 500 V
• Input voltage range: (2 / 3) x AC 340 … 550 V; DC 480 … 780 V
• Nominal mains frequency range: 50 … 60 Hz; 0 Hz
• Input current Ii: ≤ 3 x 2 A (340 VAC; 40 ADC)
• Discharge current: ≤ 1 mA
• Inrush current: ≤ 30 A
• Power factor correction (PFC): Passive
• Mains failure hold-up time: ≥ 15 ms (3 x 400 VAC)

Output

• Nominal output voltage Uo nom: DC 24 V (SELV)
• Output voltage range: DC 22.8 … 28.8 V (adjustable)
• Default setting: DC 24 V
• Nominal output current Io nom: 40 A (24 VDC)
• Nominal output power: 960 W
• Control deviation: ≤ 1 %
• Residual ripple: ≤ 70 mV (Peak-to-peak)
• Current limitation: 1.1 x Io nom (typ.)
• Overload behavior: TopBoost/PowerBoost/Constant current mode
• PowerBoost: DC 60 A (4 s); DC 50 A (16 s)
• TopBoost: DC 100 A (50 ms)

Signaling And Communication

• Signaling: 1 x LED DC OK (green) || 1 x Error LED (red) || 1 x Stand-by input || 1 x DC OK relay contact (changeover contact)
• Operation status indicator: Green LED (DC OK) || Red LED (error)

Efficiency/Power Losses

• Power loss Pl: ≤ 7 W (No load); ≤ 61.5 W (Nominal load)
• Efficiency (typ.): 93.6 %

Circuit Protection

• Internal fuse: 3 x T 3.2 A / 440 VAC
• Required backup fusing: An external DC fuse is required for the DC input voltage.
• Recommended backup fusing: 3 x circuit breaker: 6 A, 10 A, 16 A; Tripping characteristic: B or C || Alternative: motor circuit breaker; Setpoint: 3.2 A; Setting range: 2.5 … 4 A

Safety And Protection

• Isolation voltage (Pri.-Sec.): DC 4.242 kV
• Isolation voltage (Pri.-GND): DC 2.2 kV
• Isolation voltage (Sec.-GND): DC 0.7 kV
• Protection class: I
• Protection type: IP20 (per EN 60529)
• Resistance to reverse feed: ≤ DC 35 V
• Overvoltage category: II
• Pollution degree: 2
• Transient suppression (primary): Varistor
• Short-circuit-protected: Yes
• Open-circuit-proof: Yes
• Parallel operation: Yes
• Series operation: Yes
• MTBF: > 500,000 h (per IEC 61709)

Connection Data

• Connection type (1): Input
• Connection technology: CAGE CLAMP®
• WAGO Connector: WAGO 231 Series
• Solid conductor: 0.08 … 2.5 mm² / 28 … 12 AWG
• Fine-stranded conductor: 0.08 … 2.5 mm² / 28 … 12 AWG
• Strip length: 8 … 9 mm / 0.31 … 0.35 inch
• Connection type 2: Output
• Connection technology 2: Push-in CAGE CLAMP®
• WAGO Connector 2: WAGO 831 Series
• Solid conductor 2: 0.5 … 10 mm² / 20 … 8 AWG
• Fine-stranded conductor 2: 0.5 … 10 mm² / 20 … 8 AWG
• Strip length 2: 13 … 15 mm / 0.51 … 0.59 inch
• Connection type (3): Signaling
• Connection technology 3: CAGE CLAMP®
• WAGO Connector 3: WAGO 733 Series
• Solid conductor 3: 0.08 … 0.5 mm² / 28 … 20 AWG
• Fine-stranded conductor (3): 0.08 … 0.5 mm² / 28 … 20 AWG
• Strip length 3: 5 … 6 mm / 0.2 … 0.24 inch

Physical Data

• Width: 128 mm / 5.039 inch
• Height: 171 mm / 6.732 inch
• Depth from upper edge of DIN-rail: 205 mm / 8.071 inch
• Note (dimensions): Height with connector

Mechanical Data

• Mounting type: DIN-35 rail

Material Data

• Fire load: 0.000 MJ
• Weight: 2500.000 g

Environmental Requirements

• Surrounding air temperature (operation): -25 … 55 °C (Device starts at −40 °C (type-tested))
• Surrounding air temperature (storage): -25 … 85 °C
• Relative humidity: 5 … 96 % (no condensation permissible)
• Derating: -5 %/K (> 45 °C)

Standards And Specifications

• Conformity marking: CE
• Standards/Specifications: EN 61010-1 || EN 61010-2-201 || EN 61204-3 || EN 61558-2-16 || UL 60950 || UL 508

Commercial Data

• Packaging type: Box
• Country of origin Sales Organisation Germany: DE
• GTIN: 4050821594444
• Customs tariff number Sales Organisation Germany: 85044082900