The Blumberger PFD 3x(200-460V~) Phase Sequence Relay is a critical component designed to monitor and protect three-phase electrical systems by ensuring correct phase sequence and detecting phase failures.
Key Features
- Phase Sequence Monitoring: Ensures the correct order of phases, preventing potential damage to equipment due to incorrect phase rotation.
- Phase Failure Detection: Identifies the loss of any phase, allowing for immediate corrective action to maintain system integrity.
- Wide Voltage Range: Operates effectively within a line-to-line voltage range of 200 to 460V AC, accommodating various industrial applications.
- Relay Output: Equipped with a single-pole double-throw (SPDT) relay output, facilitating integration into control circuits.
- DIN Rail Mounting: Designed for easy installation on standard DIN rails, ensuring compatibility with existing setups.
Technical Specifications
- Operating Voltage: 200 to 460V AC (L-L)
- Output Contact Rating: 5A at 250V AC for normally open (NO) contacts; 3A at 250V AC for normally closed (NC) contacts
- Power-On Delay: Approximately 200 milliseconds
- Trip Accuracy: ±10V
- Mounting Type: DIN Rail Mount
- Dimensions: 17.5mm width
- Certifications: CE
Applications
Ideal for use in industrial environments where maintaining the correct phase sequence is crucial, such as with motors, compressors, and other three-phase equipment. The relay’s ability to detect phase failures and sequence errors helps prevent equipment damage and operational downtime.
Installation and Operation
The Blumberger PFD Phase Sequence Relay is designed for straightforward installation on DIN rails. Once installed, it continuously monitors the three-phase supply, activating its relay output upon detecting any phase sequence errors or failures, thereby providing immediate feedback for corrective measures.
Incorporating the Blumberger PFD 3x(200-460V~) Phase Sequence Relay into your electrical system enhances protection against phase-related issues, ensuring reliable and efficient operation of three-phase machinery.
