Wago - 787-875

DC-to-DC Uninterruptible Power Supply (UPS) unit - WAGO (787 series) - with RS-232 communication capability - 24Vdc / 20A output - Input voltage 22-29Vdc (24 nom.) (DC) - with Push-in CAGE CLAMP spring connections - DIN-35 rail mounting (57mm width) - IP20 - rated for -10°C...+60°C ambient - equivalent to 787875

Specifications

• Primary brand: WAGO
• Functions: DC-to-DC Uninterruptible Power Supply (UPS) unit|Parallel operation possible (max. 3 battery modules for buffer time extension / temperature measurement evaluation is only possible via 1 battery module)
• Supply voltage (DC): 22-29Vdc (24 nom.)
• Type of network: DC
• Rated current: 20A
• Output voltage (DC): 24Vdc|20-25.5Vdc (battery operation)
• Connection type: Push-in CAGE CLAMP spring connections
• Protection functions: T 25A internal fuse|1.1...1.3 x Io nom (typ.) current limitation function
• Efficiency: 0.95
• Mounting mode: DIN-35 rail
• Dimensions: H171mm x W57mm x D163mm
• Net Width (mm): 57mm
• Ambient air temperature for operation: -10°C...+60°C
• Ambient air temperature for storage: -25°C...+85°C
• Humidity: 5-96% relative humidity (RH; non-condensing)
• Current consumption: 0.1A (No load)|1.5A (Charging)|21.5A|4A inrush
• ETIM code: EC000382
• eClass code: 27-04-06-90
• Customs Tariff Number: 85044060900
• GTIN code: 4045454993917
• Order code / Manufacturer SKU: 787-875
• Manufacturer product status: Commercialized
• Equivalent to: 787875
• EAN code: 4045454993917
• Compliant with standard(s): Safety and protection|- Isolation voltage (connectors - housing) -- 0.5kVDC|CE|EN 60950|EN 61000-6-2|EN 61000-6-3|UL 508|UL 60950|General approvals|- EAC - GZO Almaty Standart - TP TC 020/2011 - certificate EAC CoC 03081|- UL - Underwriters Laboratories Inc. - UL 508 - certificate E255817|- UR - Underwriters Laboratories Inc. - UL 60950-1 - certificate E255815|Declarations of conformity and manufacturer's declarations|- EU-Declaration of Conformity - WAGO GmbH & Co. KG|RoHS compliant
• Location of origin: Germany
• Degree of pollution: 2
• MTBF (Mean Time Between Failures): 500 000h
• Level 1 category: Electrical components
• Level 2 category: Uninterruptible Power Supply (UPS)
• Product title: DC-to-DC Uninterruptible Power Supply (UPS) unit - WAGO

Commercial data

• Country of origin: DE
• Customs tariff number: 85044060900
• ECCN: NO US CLASSIFICATION
• eCl@ss 10.0: 27-04-06-90
• eCl@ss 9.0: 27-04-06-90
• ETIM 8.0: EC000382
• ETIM 9.0: EC000382
• GTIN: 4045454993917
• Packaging type: box
• Product Group: 6 (INTERFACE ELECTRONIC)
• PU (SPU): 1 pcs

Connection data

• Cable length (max.): 3 m (Input, Output, Battery Control)
• Connection technology: Push-in CAGE CLAMP^®|CAGE CLAMP^®
• Connection type: Signaling
• Connection type 1: Input/Output
• Fine-stranded conductor: 0.5 … 10 mm² / 20 … 8 AWG|0.08 … 0.5 mm² / 28 … 20 AWG
• Solid conductor: 0.5 … 10 mm² / 20 … 8 AWG|0.08 … 0.5 mm² / 28 … 20 AWG
• Strip length: 13 … 15 mm / 0.51 … 0.59 inches|5 … 6 mm / 0.2 … 0.24 inches
• WAGO connector: WAGO 831 Series
• WAGO connector 2: WAGO 733 Series

Environmental Product Compliance

• RoHS Compliance Status: Compliant,No Exemption

Environmental requirements

• Ambient temperature (operation): -10 … +60 °C
• Ambient temperature (storage): -25 … +85 °C
• Relative humidity: 5 … 96 % (no condensation permissible)

Material data

• Fire load: 0.494MJ
• Weight: 1200g

Mechanical data

• Mounting type: DIN-35 rail

Physical data

• Depth from upper-edge of DIN-rail: 163 mm / 6.417 inches
• Height: 171 mm / 6.732 inches
• Note (dimensions): Height with connector
• Width: 57 mm / 2.244 inches

Safety and protection

• Isolation voltage (connectors – housing): 0.5 kVDC
• MTBF: > 500,000 h (per IEC 61709)
• Parallel operation: Yes, max. 3 battery modules for buffer time extension (temperature measurement evaluation is only possible via one battery module)
• Pollution degree: 2
• Protection class: III
• Protection type: IP20; per EN 60529
• Resistance to reverse feed: ≤ 35 VDC
• Reverse voltage protection: yes
• Series operation: No

Standards and specifications

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

Technical data

• Circuit protection - Internal fuse: T 25 A
• Efficiency/power losses - Efficiency (typ.): 95 %
• Efficiency/power losses - Power loss P_l: ≤ 15 W; ≤ 30 W (nominal load)
• Energy storage systems - Buffer time: 10 s … 10 min or constant; adjustable
• Energy storage systems - Charging current: ≤ 1 A
• Energy storage systems - End-of-charge voltage: 26 … 29.5 VDC (temperature-controlled; optional fixed setting)
• Energy storage systems - Recommended battery module: 787-871, 787-872, 787-873
• Energy storage systems - Storage type: Lead-acid (AGM)
• Energy storage systems - Switch-on threshold (adjustable): DC 20 … 25.5 V
• Input - Input current I_i: ≤ 0.1 A (No load); ≤ 1.5 A (Charging); ≤ 21.5 A
• Input - Input voltage range: 22 … 29 VDC
• Input - Inrush current: ≤ 4 A (no load)
• Input - Nominal input voltage U_{i nom}: 24 VDC|DC 24 V
• Input - Nominal mains frequency range: 0 Hz
• Output - Current limitation: 1.1 … 1.3 x I_{o nom} (typ.)
• Output - Nominal output current I_{o nom}: 20 A
• Output - Nominal output voltage U_{o nom}: 24 VDC
• Output - Output voltage range: U_i – 1 VDC (rated operation); 20 … 25.5 VDC (buffer mode)
• Signaling and communication - Communications: RS-232 serial interface
• Signaling and communication - Operation status indicator: Green LED (U_o)|Yellow LED (warning)|Red LED (error)
• Signaling and communication - Remote input: Switching buffer mode off
• Signaling and communication - Signaling: 1 x LED DC OK (green)|1 x Warning LED (yellow)|1 x Error LED (red)|LCD|3 x Signal output (24 VDC; max. 25 mA)|1 x Isolated relay contact (max. 30 VDC; 1 A)|1 x RS-232 interface|Battery control (C+; C-)