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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 4EP4000-6US00 |
| Alternative Part Number | 4EP40006US00 |
| Manufacturer | Siemens |
| Product Designation | Mains Choke for Frequency Converters |
| Phase Number | 3 |
| Type of Voltage | AC |
| Operating Voltage Rated Value | 400 V, 480 V |
| Operating Frequency Rated Value | 50 Hz ... 60 Hz |
| Operational Current at AC Rated Value | 112.5 A |
| Current at AC Maximum | 125 A |
| Inductivity Rated Value | 0.00011 H |
| Relative Inductive Drop in Voltage | 2 % |
| Power Loss of the Coil | 76.5 W |
| Power Loss of the Iron Core | 23.8 W |
| Type of Electrical Connection | Flat Connector |
| Dimensions (Width x Height x Depth) | 0.219 m x 0.179 m x 0.143 m |
| Thermal Class According to IEC 60085 | B |
| Ambient Temperature Rated Value | 40 °C |
| Protection Class IP | IP00 |
| Certificates/Approvals | Declaration of Conformity - other |
| Compliance | EN 61558-2-20, UL/CSA-Recognised, Choke |
The Siemens 4EP4000-6US00 is a robust mains choke designed to enhance the performance and longevity of frequency converters. This three-phase component operates at a rated voltage of 480 volts and is capable of handling a maximum operational current of 125 amperes, with a rated current of 112.5 amperes. It boasts an inductivity value of 0.00011 henries and ensures a minimal inductive voltage drop of 2 percent under nominal conditions.
Crafted for industrial applications, the 4EP4000-6US00 is engineered to reduce harmonic distortion and improve power quality by smoothing the input current to the frequency converter. This leads to a more efficient operation and can help in reducing electromagnetic interference within the system.
The choke is constructed with a flat-type terminal for electrical connections, ensuring ease of installation and maintenance. It adheres to the EN 61558-2-20 standard and is recognised by UL/CSA, highlighting its compliance with rigorous industry standards.
With a thermal class of B according to IEC 60085, the mains choke can operate effectively in ambient temperatures up to 40 degrees Celsius. Its IP00 protection class denotes that it is intended for installation within a secure environment, where additional protection from external elements is provided.
The compact dimensions of the Siemens 4EP4000-6US00, with a width of 0.219 meters, height of 0.179 meters, and depth of 0.143 meters, make it suitable for integration into various industrial settings without requiring excessive space.
This mains choke is a testament to Siemens' commitment to quality and reliability in power management solutions, making it a valuable addition to any industrial power system seeking to optimise performance and protect sensitive electronic components.
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Frequently Asked Questions
What is the purpose of a mains choke?
A mains choke, such as the one offered by Siemens, is used to reduce electrical noise and smooth out the power supply in industrial applications. It helps in protecting sensitive electronic components from voltage spikes and electromagnetic interference.
Can this mains choke be used with different voltage systems?
Yes, the Siemens mains choke is designed to operate with AC voltage systems, specifically with rated values of 400V and 480V, making it versatile for use in various settings.
What are the phase and frequency specifications of this choke?
The choke is designed for three-phase electrical systems and can operate at a frequency range of 50 to 60 Hz.
What is the rated operational current for this choke?
The rated operational current for the choke is 112.5A, with a maximum current capacity of 125A.
What type of terminals does this choke have?
The choke is equipped with flat-type terminals for the main current circuit, which facilitates easy and secure connections.
What is the inductance value of this choke?
The inductance value of the choke is rated at 0.00011 Henries (H).
What are the power loss specifications for the coil and iron core?
The power loss for the coil is 76.5 Watts, and for the iron core, it is 23.8 Watts.
What are the dimensions of this choke?
The choke has a width of 0.219 meters, a height of 0.179 meters, and a depth of 0.143 meters.
What is the thermal class and protection class of this choke?
The choke is classified under thermal class B according to IEC 60085 and has a protection class of IP00.
How does the relative inductive voltage drop affect the choke's performance?
The relative inductive voltage drop is specified at 2%, which indicates the voltage reduction due to the choke's inductance at the rated current, voltage, and frequency. This helps in reducing voltage peaks and smoothing the current waveform.
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