Features

• Capacitive buffer module bridges short duration voltage drops or load fluctuations.
• For an uninterruptible power supply
• Internal diode between input and output enables operation with a decoupled output.
• Buffer modules can be readily parallel-connected to increase buffer time or load current.
• Potential-free contact for charge condition monitoring

Approvals

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

Specifications

Input

• Nominal input voltage Ui nom: DC 24 V
• Input voltage range: DC 20 … 30 V
• Nominal mains frequency range: 0 Hz
• Input current Ii: ≤ 0.06 A (No load); ≤ 1 A (Charging); ≤ 22 A

Output

• Nominal output voltage Uo nom: DC 24 V
• Output voltage range: Ui – 1 VDC (rated operation); 20.4 … 24 VDC (buffer mode)
• Nominal output current Io nom: 20 A
• Current limitation: 1.1 x Io nom (typ.)

Energy Storage System

• Buffer time: 0.17 … 16.5 s depends on load current and switch-on threshold
• Switch-on threshold (adjustable): DC 20 … 24 V
• Charging time (typ.): 5 min

Signaling And Communication

• Signaling: 1 x LED DC OK (green) || 1 x Charge LED (yellow) || 1 x DC not OK LED (red) || 1 x Isolated relay contact (max. 30 VDC; 1 A)
• Operation status indicator: Green LED (Uo > 20 V) || Yellow LED (charging) || Red LED (Uo < 20 V)

Efficiency/Power Losses

• Power loss Pl: ≤ 1.5 W (No load); ≤ 15 W (Nominal load)

Safety And Protection

• Isolation voltage (connectors – housing): DC 0.5 kV
• Protection class: III
• Protection type: IP20 (per EN 60529)
• Reverse voltage protection: Yes
• Resistance to reverse feed: ≤ DC 35 V
• Pollution degree: 2
• Parallel operation: Yes
• Series operation: No
• MTBF: Typ. 87,600 h (at 25 °C); typ. 30,500 h (at 40 °C)

Connection Data

• Connection type (1): Input/output
• Connection technology: CAGE CLAMP®
• WAGO Connector: WAGO 231 Series
• Solid conductor: 0.5 … 10 mm² / 20 … 8 AWG
• Fine-stranded conductor: 0.5 … 10 mm² / 20 … 8 AWG
• Strip length: 13 … 15 mm / 0.51 … 0.59 inch
• Connection type 2: Relay
• Connection technology 2: CAGE CLAMP®
• WAGO Connector 2: WAGO 231 Series
• Solid conductor 2: 0.08 … 2.5 mm² / 28 … 12 AWG
• Fine-stranded conductor 2: 0.08 … 2.5 mm² / 28 … 12 AWG
• Strip length 2: 8 … 9 mm / 0.31 … 0.35 inch

Physical Data

• Width: 57 mm / 2.244 inch
• Height: 181 mm / 7.126 inch
• Depth from upper edge of DIN-rail: 179 mm / 7.047 inch
• Note (dimensions): Height with connector

Mechanical Data

• Mounting type: DIN-35 rail

Material Data

• Fire load: 0.432 MJ
• Weight: 1000.000 g

Environmental Requirements

• Surrounding air temperature (operation): -10 … 50 °C
• Surrounding air temperature (storage): -10 … 60 °C
• Relative humidity: 5 … 96 % (no condensation permissible)

Standards And Specifications

• Conformity marking: CE
• Standards/Specifications: EN 60950 || UL 508 || EN 61000-6-2 || EN 61000-6-3

Commercial Data

• Packaging type: Box
• Country of origin Sales Organisation Germany: DE
• GTIN: 4045454909826
• Customs tariff number Sales Organisation Germany: 85049017000