Description 

The Square D by Schneider Electric 9038CW34Z20 is a mechanical alternator designed to mechanically alternate the operation of two pumps or motors in fluid handling systems. It operates without electrical power and uses internal mechanical actuation to switch outputs based on fluid level or motion. This device is engineered for reliable sequencing in industrial and commercial applications involving liquid control.

Technical Specifications 

Information About 9038CW34Z20

The 9038CW34Z20 is part of Schneider Electric’s 9038 mechanical alternator series, developed for dependable pump and motor alternation in fluid management systems. It is intended for use in closed tank installations with a bushing and supports operation in fresh water, sea water, hydraulic oil, and corrosive fluids. The unit features a rugged enclosure rated NEMA 4, providing protection against moisture and environmental exposure. Its mechanical design allows alternating control without electrical input, making it suitable for applications where simplicity and reliability are required.

Key Features

• Mechanical Alternation Design: Alternates operation of two pumps or motors without electrical power.
• Multi-Media Compatibility: Suitable for fresh water, sea water, hydraulic oil, and corrosive fluids.
• Four Normally Closed Contacts: Provides mechanical switching for alternating control logic.
• NEMA 4 Enclosure Rating: Protects against water ingress and harsh environmental conditions.
• Wide Operating Temperature Range: Designed to operate from -30°C to 104°C.
• External Pointer Indication: Allows visual confirmation of alternator position and status.
• Closed Tank Installation Support: Designed for use with tank bushings in enclosed systems.

The 9038CW34Z20 delivers the reliability and precision required for mechanical pump and motor alternation in fluid control applications.