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Datasheet generated 2026-10-07
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Siemens SITOP PSU8600/3AC/24VDC/40A/4X10A EIP (6EP3437-8MB10-2CY0)

Siemens · Control & Automation · Power Supplies · Germany · siemens.com
Part Number
6EP3437-8MB10-2CY0  ·  HS 8530.90
Siemens SITOP PSU8600/3AC/24VDC/40A/4X10A EIP (6EP3437-8MB10-2CY0)

Siemens 6EP3437-8MB10-2CY0 — SITOP DC power supply. DIN-rail primary-switched regulated 24 VDC power supply for automation panels. SITOP PSU8600 3AC 40A input: 400-500V output: 24V DC/40A/4 x 10A with IEP connection.

Technical Specifications

Manufacturer part number (MPN)6EP3437-8MB10-2CY0 EAN / GTIN: 4025515156109 Sales unit: pcs Type of the power supply network: 3-phase AC Supply voltage at AC — minimum rated value: 400 V Supply voltage at AC — maximum rated value: 500 V Supply voltage at AC — initial value: 320 V Supply voltage at AC — full-scale value: 575 V Supply voltage at AC: Derating 320 ... 360 and 530 ... 575 V Buffering time for rated value of the output current in the event of power failure minimum: 15 ms Operating condition of the mains buffering: at Vin = 400 V; Prioritized supply of Output 1 in case of power failure selectable via DIP switch Line frequency: 50/60 Hz Input current — at rated input voltage 400 V: 2.75 A Input current — at rated input voltage 500 V: 2.2 A Current limitation of inrush current at 25 °C maximum: 14 A I2t value maximum: 2.24 A²·s Fuse protection type in the feeder: Required: 3-pole connected miniature circuit breaker 10 ... 16 A characteristic C or circuit breaker 3RV2011-1DA10 (setting 3 A) or 3RV2711-1DD10 (UL 489) Number of outputs: 4 Output voltage at DC rated value: 24 V Output voltage — at output 1 at DC rated value: 24 V Output voltage — at output 2 at DC rated value: 24 V Output voltage — at output 3 at DC rated value: 24 V Output voltage — at output 4 at DC rated value: 24 V Adjustable output voltage: 4 ... 28 V; Derating > 24 V: 4%/V; max. 240 W per output, max. 960 W overall system Relative overall tolerance of the voltage: 3 % Relative control precision of the output voltage — on slow fluctuation of input voltage: 0.2 % Relative control precision of the output voltage — on slow fluctuation of ohm loading: 0.1 % Voltage peak — maximum: 200 mV Display version for normal operation: 3-color LED for operating state device; LED for operating mode manual/remote; 4 LEDs for communication EtherNet/IP™; 3-color LED per output for operating state output; LED green for parallel operation Output 1 and 2 / 3 and 4 Type of signal at output: Relay contact (changeover contact, contact current capacity DC 60 V/0.3 A) for "Operating state OK" Response delay maximum: 1 s; Without on-delay of the outputs Type of outputs connection: simultaneous switch-on of all outputs after device power-up or delay time of 25 ms, 100 ms, or "load-optimized" for sequential switch-on of the outputs via DIP switch configurable Voltage increase time of the output voltage — maximum: 500 ms Output current — rated value: 40 A Output current — per output: 10 A Output current — at output 1 rated value: 10 A Output current — at output 2 rated value: 10 A Output current — at output 3 rated value: 10 A Output current — at output 4 rated value: 10 A Output current — rated range: 0 ... 40 A; +50 ... +60 °C: Derating 2.5%/K; no derating in connection with expansion module CNX8600 and total load of the outputs at the basic device max. 480 W Supplied active power typical: 960 W Efficiency in percent: 93 % Power loss [W] — at rated output voltage for rated value of the output current typical: 72 W Power loss [W] — during no-load operation maximum: 20 W Relative control precision of the output voltage with rapid fluctuation of the input voltage by +/- 15% typical: 0.1 % Relative control precision of the output voltage load step of resistive load 50/100/50 % typical: 0.4 % Design of the overvoltage protection: max. 35 V (max. 500 ms) Adjustable current response value current of the current-dependent overload release: 0.5 ... 10 A Switching characteristic — of the excess current: Ia >1.0...<1.5 x Ia threshold for 5 s permissible; Ia limit (= 1.5 x Ia threshold) for 200 ms permissible Switching characteristic — of the current limitation: Ia limit (= 1.5 x Ia threshold) permissible for 5 s, afterwards Ia threshold continuous Overcurrent overload capability — in normal operation: Total system overloadable 150% Ia rated to 5 s/min Remote reset function: non-isolated 24 V input (signal level "high" at > 15 V) Leakage current — maximum: 3.5 mA Ambient temperature — during operation: -25 ... +60 °C; with natural convection Ambient temperature — during transport: -40 ... +85 °C Ambient temperature — during storage: -40 ... +85 °C Type of electrical connection — at input: L1, L2
L3 PEPlug-in terminal with 1 screwed connection each for 0.2 ... 4 mm² single-wire / fine stranded Type of electrical connection — at output: 1, 2, 3 4: Two plug-in terminals (1, 2 and 3 4) with 2 screwed connections each for 0.2 ... 2.5 mm²; 0 V: Plug-in terminal with 3 screwed connections for 0.2 ... 10 mm² (max. 6 mm² with ferrule) Type of electrical connection — for auxiliary contacts: RST (Reset): Plug-in terminal (together with alarm signal) with 1 screwed connection for 0.2 ... 1.5 mm² Type of electrical connection — for signaling contact: 11, 12 14 (alarm signal): Plug-in terminal (together with Reset) with 1 screwed connection each for 0.2 ... 1.5 mm² Width × height × depth of the enclosure: 125 × 125 × 150 mm Installation width × mounting height: 125 mm × 225 mm Mechanical data — net weight: 2.6 kg Voltage type (supply voltage): AC 1st secondary output voltage: 5–24 V 2nd secondary output voltage: 5–24 V 3rd secondary output voltage: 5–24 V Max. output current 1: 40 A Max. output current 2: 10 A Max. output current 3: 10 A Secondary voltage adjustable: Yes Nominal value output voltage 1: 24 V Nominal value output voltage 2: 24 V Nominal value output voltage 3: 24 V Nominal value output current 1: 40 A Nominal value output current 2: 10 A Nominal value output current 3: 10 A Short-circuit-proof: Yes Rated supply voltage AC 50 Hz: 400 V Rated supply voltage AC 60 Hz: 500 V Output voltage stabilized: Yes Power output: 960 W Stabilized: Yes Suitable for rail mounting: Yes Wall mounting possible: No Suitable for distribution board: Yes Built-in width: 125 mm Built-in height: 225 mm Direct mounting possible: No Width: 125 mm Height: 125 mm Depth: 150 mm Degree of protection (IP): IP20 Country of origin: Austria

Properties

MOQ1

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