Power Line Filter Modules

Part Number	Description / PDF	Quantity
B84142B0025R000 TDK EPCOS	LINE FILTER 250VDC/VAC 25A CHASS	6
B84112G0000G120 TDK EPCOS	LINE FILTER 250VDC/VAC 20A CHASS	13
B84113H0000B060 TDK EPCOS	LINE FILTER 250VDC/VAC 6A CHASS	147
B84115E0000B110 TDK EPCOS	LINE FILTER 250VDC/VAC 10A CHASS	11
B84115E0000B060 TDK EPCOS	LINE FILTER 250VDC/VAC 6A CHASS	75
B84143A0090R105 TDK EPCOS	LINE FILTER 520/300VAC 90A CHASS	16
B84143D0075R127 TDK EPCOS	LINE FILTER 75A CHASSIS MOUNT	0
B84142A0250S081 TDK EPCOS	LINE FILTER 1KVDC 600VAC CHAS	0
B84143V0075R229 TDK EPCOS	LINE FILTER 75A CHASSIS MOUNT	0
B86305L0030R000 TDK EPCOS	LINE FILTER 30A CHASSIS MOUNT	0
B84143B0600S081 TDK EPCOS	LINE FILTER 600A CHASSIS MOUNT	0
B84144A0016R120 TDK EPCOS	LINE FILTER 520/300VAC 16A CHASS	0
B84144A0036R000 TDK EPCOS	LINE FILTER 440/250VAC 36A CHASS	4
B84143B0180S020 TDK EPCOS	FILTER POWER LINE 180A 310/530V	0
B84143V0006R229 TDK EPCOS	LINE FILTER 6A CHASSIS MOUNT	0
B84143B0320S024 TDK EPCOS	FILTER POWER LINE 320A 400/690V	0
B84111F0000B060 TDK EPCOS	LINE FILTER 250VDC/VAC 6A CHASS	41
B84112B0000B060 TDK EPCOS	LINE FILTER 250VDC/VAC 6A CHASS	32
B84143V0016R229 TDK EPCOS	LINE FILTER 16A CHASSIS MOUNT	1
B84113H0000B116 TDK EPCOS	LINE FILTER 250VDC/VAC 16A CHASS	16

Power Line Filter Modules

1. Overview

Power Line Filter Modules (PLFMs) are electromagnetic interference (EMI) suppression devices designed to mitigate conducted noise in electrical systems. They ensure compliance with electromagnetic compatibility (EMC) standards by attenuating high-frequency noise while allowing desired power frequencies to pass. Their importance grows with increasing electrification and connectivity in modern applications like renewable energy systems, industrial automation, and medical electronics.

2. Main Types and Functional Classification

Type	Function Features	Application Examples
Differential Mode Filter	Suppresses asymmetric noise between live/neutral conductors	Motor drives, variable frequency drives
Common Mode Filter	Attenuates symmetric noise between conductors and ground	Medical imaging equipment, data centers
Combined Filter	Integrates differential and common mode suppression	Industrial control cabinets, test equipment
High-Frequency Filter	Targets noise above 1MHz with specialized components	Wireless base stations, satellite communication

3. Structure and Components

Typical PLFM construction includes: - Die-cast aluminum housing for EMI shielding - X/Y capacitors (ceramic or film type) for differential/common mode filtering - Toroidal or multi-hole inductors for noise suppression - Integrated thermal fuses and discharge resistors - IEC standard connectors (e.g., C13/C14) or terminal blocks - Epoxy sealing for environmental protection

4. Key Technical Specifications

Parameter	Description	Importance
Frequency Range	Typically 150kHz-100MHz	Determines noise bandwidth attenuation
Voltage Rating	100-600VAC/DC	Defines operational safety margin
Insertion Loss	10-100dB at target frequencies	Quantifies noise reduction capability
Current Capacity	0.5-100A	Affects power delivery capability
Temperature Range	-40 C to +125 C	Ensures environmental reliability

5. Application Areas

Key industries and equipment: - Industrial Automation: PLC control cabinets, CNC machines - Medical: MRI scanners, patient monitoring systems - Communication: 5G base stations, network servers - Renewable Energy: Solar inverters, wind turbine controllers - Aerospace: Avionics power systems, satellite payloads - Consumer Electronics: EV charging stations, smart home systems

6. Leading Manufacturers and Products

Manufacturer	Product Series	Key Features
Schaffner	FN 2080	80A rating, 3-phase filter for industrial drives
TDK-Lambda	DFM1K	1kW power line filter with medical safety certification
MTE Corporation	Pro-Net	Modular filter for industrial Ethernet applications
API Technologies	PLF-300	Military-grade filter for aerospace systems

7. Selection Guidelines

Key considerations: - Match voltage/current ratings with system requirements - Verify insertion loss curves at specific noise frequencies - Consider physical dimensions and cooling requirements - Ensure compliance with relevant standards (e.g., IEC 60939) - Evaluate environmental conditions (temperature, humidity, vibration) - Assess certification needs (CE, UL, MIL-STD)

8. Industry Trends

Market developments include: - Increasing demand for high-frequency filters (>10MHz) due to 5G/6G adoption - Miniaturization for EV and portable medical device applications - Integration with smart monitoring capabilities (IoT-enabled filters) - Growth in wide bandgap semiconductor compatible filters (SiC/GaN) - Stricter EMC regulations driving customized filter solutions - Market CAGR projected at 6.8% (2023-2030) according to industry reports