Product Description – 3KL8121-1TA00 | SDF Size 1 32 A TP DIN Open Execution – Siemens

Product Overview

The 3KL8121-1TA00 is a Siemens SDF (Surge Protection Device) designed for protecting electrical systems from transient overvoltages. This device is part of the Siemens SDF series and is specifically engineered for DIN rail mounting in open execution.

Key Features

• Model: 3KL8121-1TA00
• Type: SDF (Surge Protection Device)
• Size: Size 1
• Rated Current: 32 A
• Mounting Type: DIN Rail
• Execution: Open Execution
• Protection Level: Type 2 (Class II)
• Voltage Rating: 230/400 V AC
• Nominal Discharge Current (In): 20 kA (8/20 µs)
• Max Discharge Current (Imax): 40 kA (8/20 µs)
• Response Time: ≤ 25 ns
• Operating Temperature Range: -40°C to +80°C
• Connection Type: Screw Terminal
• Status Indication: Visual (LED)
• Standards Compliance: IEC 61643-11, EN 61643-11

Applications

The Siemens 3KL8121-1TA00 SDF is suitable for use in:

• Residential and commercial buildings
• Industrial facilities
• Data centers
• Telecommunication systems
• Power distribution systems

Benefits

• Provides reliable protection against transient overvoltages
• Compact design for easy installation
• High discharge capacity for robust protection
• Visual status indication for easy monitoring
• Complies with international standards for safety and performance

Installation

The 3KL8121-1TA00 is designed for easy installation on a standard DIN rail. It is recommended to install the device in a well-ventilated area with proper grounding to ensure optimal performance.

Maintenance

Regular inspection and maintenance are recommended to ensure the device continues to provide effective protection. The visual status indicator should be checked periodically to confirm the device is functioning correctly.

Warranty

Siemens offers a standard warranty for the 3KL8121-1TA00 SDF. Please refer to the product documentation or contact Siemens for specific warranty details.

Conclusion

The Siemens 3KL8121-1TA00 SDF is a high-quality surge protection device designed to safeguard electrical systems from transient overvoltages. With its robust construction, high discharge capacity, and compliance with international standards, it is an ideal choice for a wide range of applications.

Product Data Sheet