Siemens 6ES7407-0KA02-0AA0

Product Description

Siemens 6ES7407-0KA02-0AA0 is a load power supply module in the Siemens SIMATIC S7-400 series PLC system, mainly used to provide a stable 24V DC power supply for the S7-400 rack (CR/ER) and modules.

Type: non-redundant power supply module, suitable for standard application scenarios.

Function: convert AC voltage to power the PLC system.

Installation method: Install in the power slot of the S7-400 rack.

Product Details

Key Parameters

Features: Specifications

Input voltage: 120/230V AC (auto-switching), range: 85-264V AC, 47-63Hz

Output voltage: 24V DC (rated value)

Output current: 10A (maximum continuous output)

Power: 240W

Efficiency: >90%

Protection functions: overload protection, short circuit protection, overvoltage protection

Operating temperature: 0°C to +60°C

Certification: CE, UL, cUL, ATEX (suitable for industrial environments)

Interfaces and indicators

Input terminals: L, N, PE (screw terminals).

Output terminals: 24V DC and 0V (via connector or terminal block).

Status indicator: LED displays power status (such as "ON", "FAULT").

Application areas

Siemens 6ES7407-0KA02-0AA0 is designed for industrial automation environments and is suitable for the following scenarios:

PLC system power supply: Provides stable power for S7-400 series CPUs, I/O modules and communication modules.

Industrial control cabinet: integrated into automation control systems such as production lines, mechanical manufacturing, process control, etc.

Critical infrastructure: fields such as electricity, chemical industry, metallurgy, etc. that require high-reliability power supply.

Non-redundant system:Siemens 6ES7407-0KA02-0AA0 suitable for single power supply architecture (if redundancy is required, other models such as 6ES7407-0KR02 must be selected).

Advantages and features

High reliability: industrial-grade design, strong anti-interference ability, and compliance with EMC standards.

Wide input voltage range: adapt to power grid fluctuations.

Modular installation: seamlessly compatible with S7-400 system.

Diagnostic function: monitor power supply status through LED or PLC program.

Notes

Installation requirements: ensure heat dissipation space (vertical installation is recommended).

Load calculation: select the power supply capacity according to the total power consumption of the module to avoid overload.

Redundant configuration: if a redundant power supply solution is required, it is necessary to match redundant modules and specific models of power supply.