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      Siemens 6EP3437-8SB00-0AY0
      Siemens 6EP3437-8SB00-0AY0
      Siemens 6EP3437-8SB00-0AY0
      Siemens 6EP3437-8SB00-0AY0
      Siemens 6EP3437-8SB00-0AY0
      Siemens 6EP3437-8SB00-0AY0

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      In Stock
      AC DIN Rail Power Supply

      6EP3437-8SB00-0AY0

      Spare Part Number

      PN6EP3437-8SB00-0AY0

      Product Information:

      SITOP PSU8200/3AC/24VDC/40A

      SITOP PSU8200 24 V/40 A stabilized

      power supply input: 400-500 V 3 AC output:

      24 V DC/40 A

      Product image is representative; revision or series may vary. Contact us to request a specific version.
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      • One-year warranty
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      Technical specifications for

      6EP3437-8SB00-0AY0

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        Siemens
      • Product Category:
        General Automation
      • Spare Part Number:
        6EP3437-8SB00-0AY0
      • Estimated shipping dimensions:
        13.5 x 14.5 x 15 cm
      • Weight:
        3.3 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        Germany
      • Place of shipment:
        Xiamen, Fujian, China
      • type of the power supply network:
        3-phase AC
      • line frequency:
        45 ... 65 Hz
      • I2t value maximum:
        2.24 A²·s
      • output voltage at DC rated value:
        24 V DC
      • adjustable output voltage:
        24 ... 28 V
      • efficiency in percent:
        94 %
      • protection class IP:
        IP20
      • ambient temperature during operation:
        -25 ... +70 °C; With natural convection
      • Series:
        Siemens SITOP
      • Stock Availability:
        30
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      Alternative Names

      6EP34378SB000AY0 6EP3437 8SB00 0AY0

      Manuals

      PRODUCT & ORDER FAQS

      Questions buyers ask about 6EP3437-8SB00-0AY0

      • What fundamental role does 6EP3437-8SB00-0AY0 play in industrial power infrastructure, and how does its input configuration support global three-phase networks?

        6EP3437-8SB00-0AY0 is a high-capacity regulated power supply from the SITOP PSU8200 family designed to deliver a stable 24 V DC / 40 A output from a three-phase AC input (400–500 V). Its wide-range input (320–575 V AC) allows direct interfacing with varied industrial power grids worldwide, maintaining reliability even with large mains voltage fluctuations.

      • How does 6EP3437-8SB00-0AY0 ensure continuity of 24 V DC output during momentary power disturbances?

        With integrated wide-range mains acceptance and a mains buffering time of ≥ 10 ms at rated input, 6EP3437-8SB00-0AY0 sustains the 24 V load long enough to bridge short mains interruptions without immediately dropping output voltage — an essential feature for preventing control system trips.

      • What are the precise DC output characteristics of 6EP3437-8SB00-0AY0, including adjustability and tolerance?

        The 6EP3437-8SB00-0AY0 delivers a regulated 24 V DC with a static tolerance of ±3 % and an adjustable range from 24 … 28 V via a potentiometer. It also exhibits excellent load and line regulation (≈ 0.1 % for input variations and ≈ 0.2 % for load changes) with minimal output ripple (< 100 mV p-p) and spike suppression (< 240 mV p-p).

      • Why is 6EP3437-8SB00-0AY0 suitable for environments with severe electrical noise and wide temperature ranges?

        Designed with robust EMI/RFI suppression and industrial-grade components, 6EP3437-8SB00-0AY0 operates reliably between -25 °C and +70 °C, with derating above ~+60 °C, and even under high-noise conditions — supporting applications in automated plants and heavy-duty systems.

      • What protection and safety provisions are required when using 6EP3437-8SB00-0AY0 in an electrical installation?

        The module lacks a built-in fuse; therefore, a 3-pole miniature circuit breaker (10 … 16 A, characteristic C) or equivalent protective circuit breaker must be installed on the mains side per IEC 898 to safeguard against overcurrent and fault conditions.

      • What transient and dynamic performance characteristics does 6EP3437-8SB00-0AY0 exhibit during startup and load changes?

        When powered on, 6EP3437-8SB00-0AY0 exhibits minimal overshoot (< 2 %) and a fast response (startup delay ≤ 0.1 s, output voltage rise time ≤ 100 ms), ensuring smooth integration into control loops and minimal disturbance to downstream loads.

      • In what applications does the performance profile of 6EP3437-8SB00-0AY0 make it an optimal choice within industrial automation and control systems?

        Given its 960 W output, wide input voltage range, rugged design, adjustable output, and fast dynamic response, 6EP3437-8SB00-0AY0 is ideal for powering PLCs, sensors, actuators, control panels, and other 24 V DC systems requiring stable, high-current supply in manufacturing, process, and infrastructure environments.
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          Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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