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Product Specifications

Product Description

The highest-power 3-phase model in the PSU6200 diagnostic family, the 6EP3437-7SB00-3AX0 delivers 40A of 24V DC with integrated condition monitoring for large automation systems and production cells.

Central Power for Production Cells

At 960W, a single unit powers an entire production cell: PLC, HMIs, distributed I/O racks, sensors, and actuators. The 40A output eliminates the need for multiple smaller power supplies and the associated distribution wiring complexity. For larger installations, two units parallel for 80A total.

Predictive Maintenance at Scale

The diagnostic interface feeds real-time load, temperature, and operating-hour data into the plant maintenance system. When load current drifts upward over months — potentially indicating degrading field wiring or failing devices — maintenance receives an early warning rather than discovering the issue during a production stop.

Extra Power for Cell Start-Up

Delivers 60A (150% rated) for 5 seconds per minute, handling the simultaneous inrush of every contactor, valve, and drive power supply that energizes when a production cell starts its cycle. This extra power headroom prevents the voltage sag that can cause controllers to reset during start-up.

Parameter Value
Input Voltage Range 323–576 V AC, 3-phase
Rated Output Voltage 24 V DC (adjustable 24–28 V)
Rated Current 40 A
Rated Power 960 W (1440 W extra power)
Overload Capability 150% for 5 s/min
Dimensions (W×H×D) 110 × 135 × 150 mm

Related Products

  1. Siemens 6EP3334-7SC00-3AX0 — Load and service life LEDs for predictive maintenance
  2. Siemens 6EP3344-7SB00-3AX0 — 48V wide-range PSU with diag
  3. Siemens 6EP3434-7SC00-3AX0 — Bulk 10A diagnostic 3ph PSU
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SITOP PSU6200 6EP3437-7SB00-3AX0 3-Phase 24VDC 40A with Diagnostic Interface

960W diagnostic PSU 3ph 40A
MPN/Series: 6EP3437-7SB00-3AX0

Product Specifications

Brand
Siemens
Part Number
6EP3437-7SB00-3AX0
Series
SITOP PSU6200
Type
Stabilized Power Supply
Input Voltage
400–500 V AC, 3-phase (323–576 V AC range)
Output Voltage
24 V DC (adjustable 24–28 V)
Rated Current
40 A
Rated Power
960 W (1440 W extra power)
SITOP PSU6200 6EP3437-7SB00-3AX0 3-Phase 24VDC 40A with Diagnostic Interface