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Data Sheet – 6EP1961-2BA00

SITOP SELECT / Diagnostics Module (4 × 2–10 A)

Input: 24 V DC / 40 A
Output: 24 V DC / 4 × 10 A (threshold adjustable 2–10 A)

Input

• Power supply type: Controlled DC voltage
  (Not for use with SITOP DC UPS module 40 A – 6EP1931-2FC21/-2FC42)

• Rated DC voltage: 24 V

• Input voltage range: 22 … 30 V

• Overvoltage capability: 35 V for 100 ms

• Input current (at 24 V): 40 A

Output

• Output voltage: Controlled DC voltage

• Output voltage formula: Vin – approx. 0.3 V

• Number of outputs: 4

• Rated output current (per channel, up to 60°C): 10 A

• Adjustable trip threshold: 2 … 10 A (via potentiometer)

• Response delay: Max. 5 s

• Parallel output switching: Not supported

• Connection behavior:

  • All outputs ON simultaneously

  • Optional sequential delays: 24 ms or 100 ms

Efficiency

• Efficiency: 97%

• Power loss (typical): 30 W

Switch-off Characteristics

• Overcurrent: 1.0–1.3 × set value → off after approx. 5 s

• Current limitation: 1.3 × set value → off after 50–100 ms

• Immediate trip: Output > set value AND Vin < 20 V → off after ~0.5 ms

• Residual current at switch-off: 20 mA (typical)

• Reset: Manual reset button on module

• Remote reset: Not available

Protection & Monitoring

• Input fuses: Blade-type fuse per output (15 A fuse included)

• LED indication (per output):

  • Green: Output OK

  • Red: Output switched off due to overload

• Signaling contact:

  • 1 × NO contact (0.5 A / 24 V DC)

• Galvanic isolation: None

• Safety standard: EN 62368-1

• Protection class: Class III

• IP rating: IP20

Standards & Approvals

• EMC emission: EN 55022 Class B

• EMC immunity: EN 61000-6-2

• CE marked: Yes

• UL approval:

  • UL Recognized (UL 2367), File E328600

  • UL Listed (UL 508), CSA C22.2 No.107.1, File E197259

• EAC approval: Yes

• CB certificate: Yes

• MTBF at 40°C: 616,675 h

Hazardous Area Approvals

• IECEx: No

• ATEX: No

Marine Classification

• Not approved

Ambient Conditions

• Operating temperature: 0 … 60°C (natural convection)

• Transport temperature: –40 … +85°C

• Storage temperature: –40 … +85°C

• Environmental class: 3K3 (5–95% humidity, no condensation)

Connections

• Connection type: Screw terminals

• Input:

  • +24 V: 2 × terminals for 0.5 … 16 mm²

  • 0 V: 2 × terminals for 0.5 … 4 mm²

• Output (1–4):

  • 1 × terminal each for 0.22 … 4 mm²

• Signaling contact:

  • 2 × terminals for 0.22 … 4 mm²

Mechanical Data

• Dimensions (W × H × D): 72 × 90 × 90 mm

• Installation height: 190 mm

• Required spacing:

  • Top: 50 mm

  • Bottom: 50 mm

  • Left: 0 mm

  • Right: 0 mm

• Mounting:

  • DIN rail EN 60715 (35 × 7.5 / 15)

  • S7 rail: No

  • Wall mounting: No

• Can be lined up: Yes

• Net weight: 0.4 kg 

Technical Details