Siemens 6EP1437-3BA00-8AA0 DIN Rail Power Supply, 3-Phase 400-500V AC Input, 24V DC 40A 960W Output

Delivering 960W of reliable 24V DC power at 40A, this Siemens 6EP1437-3BA00-8AA0 DIN rail power supply operates on a 3-phase 400-500V AC input with 93% efficiency.

Overview

The Siemens 6EP1437-3BA00-8AA0 is a high-performance DIN rail power supply designed for industrial automation applications. It converts a 3-phase AC input of 400-500V at 50/60Hz to a regulated 24V DC output, adjustable from 24 to 28V. With a nominal output current of 40A and power rating of 960W, it provides robust power for demanding loads. The unit features natural convection cooling, a green LED status indicator, and comprehensive protection including constant current overload and short-circuit protection. It supports parallel operation for increased power or redundancy and is suitable for operating temperatures from -25 to +70°C.

What stands out

• High efficiency of 93% reduces energy consumption and heat generation.
• Wide operating temperature range from -25 to +70°C ensures reliability in harsh environments.
• Parallel operation capability allows flexible system scaling and redundancy.
• DIN rail mounting for quick and secure installation.
• Adjustable output voltage from 24 to 28V DC for application flexibility.

Technical details

• Input voltage: 3 AC 400-500 V
• Input frequency: 50/60 Hz
• Output voltage: 24 V DC nominal, adjustable 24-28 V DC
• Output current: 40 A nominal
• Output power: 960 W
• Efficiency: 93% typical
• Mounting: DIN rail
• Protection class: IP20
• Operating temperature: -25 to +70 °C
• Overload protection: constant current, auto-recovery
• Short-circuit protection: yes
• Parallel operation: yes (for increased power or redundancy)
• Input phases: 3-phase
• MTBF: > 1,000,000 h at 40 °C
• Cooling: natural convection
• Status indication: green LED for output voltage OK

Our verdict

The Siemens 6EP1437-3BA00-8AA0 is a robust and efficient power supply for industrial 24V DC systems. Its high power density, wide temperature tolerance, and parallel operation capability make it a versatile choice for demanding automation environments.