Description
SPAD346C3 ABB Differential Relay
Product Description:
The SPAD346C3 is an ABB differential relay designed for protecting transformers and generators against differential faults. It provides highly sensitive and reliable protection, ensuring the integrity and stable operation of power systems. The relay features an advanced protection algorithm and high-precision measurement capabilities, making it suitable for a wide range of applications
Product Parameters:
Manufacturer: ABB
Model: SPAD346C3
Input Voltage: 24VDC
Output Voltage: 24VDC
Output Power: 360W
Input Voltage Range: 100-240VAC
Product Dimensions: 115mm x 48mm x 150mm
Product Weight: Approx. 1.2kg
Operating Temperature Range: -25°C to 70°C
Shell Material: Aluminum or Stainless Steel
Storage Temperature Range: -40°C to 85°C
Product Features:
Integrated three-phase differential relay, overcurrent relay, and grounding fault relay
Provides protection for transformers and generators against winding short circuits, turn-to-turn faults, grounding faults, and short circuits
High-precision measurement capabilities for accurate fault detection
Fast operation time, ensuring quick isolation of faults
Harmonic suppression features to prevent relay misoperation during transformer inrush current and over-excitation conditions
Configurable external control inputs for displaying and forwarding alarm and trip signals from auxiliary equipment sensors
Integrated disturbance recorder for capturing current and digital signals
Strong electromagnetic interference suppression for reliable operation in harsh environments
Series:
The SPAD346C3 belongs to the SPAD series of differential relays from ABB, which offers a range of models suitable for different power system protection requirements
Functions and Uses:
The SPAD346C3 differential relay serves as a crucial component in power system protection, providing highly sensitive and reliable protection against differential faults in transformers and generators. It ensures the integrity and stable operation of power systems by quickly isolating faults and preventing further damage. The relay’s advanced protection algorithm and high-precision measurement capabilities make it suitable for a wide range of industrial and utility applications
Application Fields:
The SPAD346C3 is widely used in power systems, particularly in the protection of transformers and generators. It finds applications in utilities, industrial facilities, and other critical infrastructure where reliable and precise protection against differential faults is crucial. The relay’s robust design and high-performance capabilities make it suitable for both indoor and outdoor installations in harsh environments