Features

• Switched-mode power supply with TopBoost, enabling secondary-side protection via circuit breakers
• Natural convection cooling when horizontally mounted
• Encapsulated for use in control cabinets
• DC OK contact
• Suitable for both parallel and series operation
• Electrically isolated output voltage (SELV) per EN 60950-1/UL 60950-1; PELV per EN 60204

Approvals

• Underwriters Laboratories Inc., UL, E255817, UL 508
• Underwriters Laboratories Inc., UL, E255815, UL 60950-1
• Det Norske Veritas, Germanischer Lloyd, DNV GL, TAA00000KT

Specifications

Input

• Phases: 2 || 3
• Nominal input voltage Ui nom: (2 / 3) x AC 400 … 500 V
• Input voltage range: (2 / 3) x AC 320 … 575 V; DC 450 … 800 V
• Nominal mains frequency range: 47 … 63 Hz; 0 Hz
• Input current Ii: ≤ 3 x 1.21 A (400 VAC); ≤ 3 x 1.03 A (500 VAC)
• Discharge current: ≤ 1 mA
• Inrush current: ≤ 30 A (NTC)
• Power factor correction (PFC): Passive
• Mains failure hold-up time: ≥ 25 ms (500 VAC); ≥ 15 ms (400 VAC)

Output

• Nominal output voltage Uo nom: DC 24 V (SELV)
• Output voltage range: DC 23 … 28.5 V (adjustable)
• Default setting: DC 24 V
• Nominal output current Io nom: 20 A (24 VDC)
• Nominal output power: 480 W
• Control deviation: ≤ 1 %
• Residual ripple: ≤ 15 mV (Peak-to-peak)
• Current limitation: 1.1 x Io nom (typ.)
• Overload behavior: Constant current

Signaling And Communication

• Signaling: 1 x LED DC OK (green) || 1 x DC OK contact (make contact; max. 30 VAC/DC; 1 A)
• Operation status indicator: Green LED (Uo)

Efficiency/Power Losses

• Power loss Pl: ≤ 5.8 W (No load); ≤ 42.8 W (400 VAC; Nominal load)
• Power loss (max.) Pl (max.): 47.6 W (500 VAC / 24 VDC; 20 A)
• Efficiency (typ.): 92 %

Circuit Protection

• Internal fuse: No
• Required backup fusing: 3 x circuit breaker: 6 A, 10 A, 16 A; Tripping characteristic: B or C, 20 A (max.) || Alternative: motor circuit breaker || An external DC fuse is required for the DC input voltage.

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
• Overvoltage protection; secondary: Internal protective circuit || ≤ 40 VDC (in the event of a fault)
• 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/signaling
• Connection technology: CAGE CLAMP®
• WAGO Connector: WAGO 721 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

Physical Data

• Width: 80 mm / 3.15 inch
• Height: 127 mm / 5 inch
• Depth from upper edge of DIN-rail: 180 mm / 7.087 inch

Mechanical Data

• Mounting type: DIN-35 rail

Material Data

• Fire load: 0.690 MJ
• Weight: 1623.000 g

Environmental Requirements

• Surrounding air temperature (operation): -25 … 70 °C (Device starts at −40 °C (type-tested))
• Surrounding air temperature (storage): -25 … 85 °C
• Relative humidity: 5 … 96 % (no condensation permissible)
• Derating: -2.5 %/K (> 55 °C)

Standards And Specifications

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

Commercial Data

• Packaging type: Box
• Country of origin Sales Organisation Germany: DE
• GTIN: 4055143259170
• Customs tariff number Sales Organisation Germany: 85044082900