ABB | SPAU 330 C1-AA | Voltage Relay | Protective Control Device

Product Description

The ABB SPAU 330 C1-AA Voltage Relay is a protective relay designed for monitoring and supervision of voltage conditions in electrical power systems. Built for reliability, it ensures safe breaker operation and system stability by supervising voltage levels across a wide operating range.

Technical Specifications:

• Manufacturer: ABB

• Model Number: SPAU 330 C1-AA

• Product Type: Voltage Relay

• Frequency Rating: 50 Hz

• Input Voltage Range: 80–265 V DC/AC

• Gross Weight: 61 kg

• Net Weight: 61 kg

• Part Type: New

• Minimum Order Quantity: 1 piece

• Selling Unit of Measure: Piece

• Made to Order: No

• Quote Only: No

Key Features:

• Voltage Supervision: Monitors system voltage to ensure safe breaker operation.

• Wide Input Range: Supports both DC and AC inputs from 80 to 265 V.

• Flexible Integration: Designed for panel-mounted installation in protective relay systems.

• Reliable Operation: Built on ABB’s proven relay technology for industrial and utility applications.

• Standard Supply Compatibility: Operates with common auxiliary control voltages.

Applications:

• Power generation plants requiring voltage supervision relays

• Utility substations for breaker control and interlocking

• Industrial facilities with distributed electrical systems

FAQ:

• Q: What voltage range does the SPAU 330 C1-AA support?  A: It operates across 80–265 V DC/AC at 50 Hz.

• Q: Is this relay suitable for both AC and DC systems?  A: Yes, it supports both AC and DC input ranges.

• Q: What is the minimum order quantity?  A: The relay is available with a minimum order of one piece.

Comparison with Similar Models:

• SPAU 310 C: Basic voltage relay with limited input range

• SPAU 330 C1-AA: Advanced relay supporting wide DC/AC voltage inputs

• SPAU 350 C: Extended functionality with enhanced communication options