About SIEMENS POWER SUPPLY 6EP1931-2DC42

The Siemens Power Supply 6EP1931-2DC42 is a high-quality industrial power supply designed for reliable performance in various applications. This power supply comes in a standard grey color, has a warranty of 1 year, and is in new condition. It operates on electric power mode, making it suitable for industrial usage. With its durable construction and efficient power delivery, this Siemens power supply is a dependable choice for your industrial needs. 

SITOP DC UPS Module 24 V / 6 A / USB

Part Number: 6EP1931-2DC42
Type: Uninterruptible Power Supply (UPS) with USB interface

Input

• Supply voltage (rated): 24 V DC

• Input voltage range: 22 29 V DC

• Adjustable buffer connection response voltage: 22 25.5 V DC (preset 22.5 V, increments of 0.5 V)

• Input current at rated voltage: 6 A (+ approx. 0.6 A with empty battery)

Output

• Output voltage (normal operation): 24 V DC

• Output voltage (buffering mode): 19 28.5 V DC

• Startup delay: typ. 1 s

• Voltage increase time: typ. 60 ms

• Output current: 0 6 A (rated: 6 A)

• Peak current: 6.3 A

• Short-circuit proof: Yes

• Charging current: 0.2 A, 0.4 A

Efficiency & Power Loss

• Efficiency:

  • Rated output: 95%

  • On rechargeable battery: 94.5%

• Power loss:

  • Rated output: 7 W

  • On rechargeable battery: 8 W

• Supplied active power: 144 W

Protection & Monitoring

• Reverse polarity protection: Yes (input & battery)

• Display:

  • Normal operation: LED green (OK)

  • Battery > 85%: LED green, NO contact closed

  • Buffering mode: LED yellow

  • Battery replacement required / alarm: LED red (flashing or steady)

• Contacts:

  • DC 60 V / 1 A or AC 30 V / 1 A

Interfaces

• PC interface: Yes (USB)

• Communication function: No

Safety

• Galvanic isolation input/output: No

• Protection class: Class III

• IP rating: IP20

• EMC standards:

  • EN 55022 Class B (emitted interference)

  • EN 61000-6-2 (immunity)

• Approvals: CE, UL, EAC

• MTBF at 40 C: 904,159 h

• Marine classification: ABS, DNV

Environmental Data

• Ambient temperature:

  • Operation: -25 +60 C (natural convection)

  • Transport/Storage: -40 +85 C

• Environmental category: IEC 60721, Climate class 3K3

• Relative humidity: 5 95%, no condensation

• Global warming potential (CO eq):

  • Total: 271.6 kg

  • Manufacturing: 20.9 kg

  • Operation: 250.4 kg

  • End-of-life: 0.33 kg

Connection

• Type: Screw terminals

• Input 24 V DC: 2 terminals (14 mm)

• Output 24 V DC: 4 terminals (14 mm)

• Battery module: 2 terminals (14 mm)

• Control circuit/status: 10 terminals (0.52.5 mm)

Mechanical Data

• Dimensions (WHD): 50 125 125 mm

• Installation width height: 50 225 mm

• Required spacing: Top/Bottom: 50 mm, Left/Right: 0 mm

• Mounting: DIN rail EN 60715 (357.5/15)

• Net weight: 0.45 kg 

Technical Details