Configured for primary power distribution in DCS cabinet architectures, the YOKOGAWA S9757UV (S9757UV Power Supply Cable) provides direct electrical delivery for the Primary Power Supply Bus Unit. This hardware component manages high-voltage circuit completion across Yokogawa instrumentation platforms.

Suffix Breakdown & Model Matrix

• S9757UV: Base model identifier for the heavy-duty power supply cable assembly.
• AEP7D-2: Denotes the compatible hardware series for the Primary Power Supply Bus Unit.
• 220 V AC: Specifies the rated operating voltage capacity of the conductors.
• 2 m: Defines the total physical length of the cable assembly.

Hardware Specifications

Process Control Power Distribution

The S9757UV serves as a specialized power link designed to interface with AEP7D series bus units. The cable utilizes high-grade insulation to handle the 220 V AC load required for robust DCS power supply operations. The unterminated end allows for field-specific wiring customization, enabling integration with various cabinet terminal blocks or direct-connect power distribution units (PDUs) while ensuring adherence to site-specific electrical safety standards.

Frequently Asked Questions

Q: Is the unterminated end suitable for direct connection to any terminal block?

A: Yes, the unterminated end facilitates flexible field installation; however, the installer must ensure proper wire stripping and termination—such as the use of ferrules or crimp-on lugs—to match the specific terminal block interface of the AEP7D series bus unit.

Q: Can this cable be used for low-voltage signal distribution?

A: No, this cable is specifically designed and rated for 220 V AC power distribution. Using it for sensitive signal loops may result in crosstalk or electromagnetic interference issues and violates standard industrial electrical design practices.

Field Installation Guidelines

• Confirm that the power source is de-energized and locked out according to standard site safety procedures before beginning installation.
• Strip the unterminated end of the cable to the exact length required by the destination terminal block, ensuring no exposed copper remains outside the clamping area.
• Use appropriate wire ferrules for all stranded conductors to prevent strand splaying and ensure a low-resistance, gas-tight mechanical connection.
• Route the cable within the cabinet using dedicated power channels or cable trays, maintaining physical separation from low-voltage signal cabling to prevent inductive noise.
• Verify the continuity and correct polarity of the wiring at the bus unit end before re-energizing the power circuit.