IEEE / ANSI · HCA1_S00573

ANSI/IEEE Differential capacitor form

IEEE-library form of differential capacitor: this representation distinguishes a differential capacitive arrangement with related variable capacitances.

In plain English

What does ANSI/IEEE Differential capacitor form mean?

This reference locates differential capacitor in Autodesk's IEEE-oriented capacitive components family. This representation distinguishes a differential capacitive arrangement with related variable capacitances. Related capacitor sections change in a coordinated differential arrangement. The common and section terminals therefore matter to interpreting the complete circuit. The public library uses HCA1_S00573 for its horizontal representation; this is a vendor block name, not an IEEE standards symbol number.

A simple example

Follow the actual current path and terminal polarity in the surrounding circuit. The symbol identifies an electrical function; voltage, current, energy limits and the device package pinout come from the selected component data rather than from the outline.

Identify the device and formRead the connections and stateCheck the equipment reference
A guide to reading this reference. The original symbol illustration and its drawing notes appear below; these boxes are not a wiring diagram.

What the drawings help you do

Show those electrodes and the adjustment relationship in the detailed schematic. A single capacitance value or a two-terminal capacitor representation can hide the additional circuit interface. Identify the electrode/common connections and the intended adjustment relationship. A differential capacitor is not a generic two-terminal fixed capacitor. The linked functional counterpart explains the same operating role in its own drawing context; agreement of every detailed convention mark is not asserted.

This particular reference

IEEE-library form of differential capacitor: this representation distinguishes a differential capacitive arrangement with related variable capacitances. A differential capacitor is not a generic two-terminal fixed capacitor.

Terminal
An identified point where a conductor connects.
Rating
A value stating the conditions for which equipment is specified.
Schematic
A drawing showing function and connections rather than physical appearance.

Read the source: Autodesk IEEE Symbol Preview — Capacitive Components

IEEE / ANSI · Capacitor,Differential

Autodesk IEEE Symbol Preview: Capacitive Components, block HCA1_S00573. Matching functional counterpart linked separately. Independently drawn educational geometry; not a certified IEEE glyph or database identifier.

Shown as an independently authored educational illustration. Use the cited publication and drawing legend to verify the required drafting form.

Schematic · HCA1_S00573ANSI/IEEE Differential capacitor form: original educational illustration
Original educational illustrationNot to scale · See source and graphic notes

What it represents

This reference locates differential capacitor in Autodesk's IEEE-oriented capacitive components family. This representation distinguishes a differential capacitive arrangement with related variable capacitances. Related capacitor sections change in a coordinated differential arrangement. The common and section terminals therefore matter to interpreting the complete circuit. The public library uses HCA1_S00573 for its horizontal representation; this is a vendor block name, not an IEEE standards symbol number.

Follow the actual current path and terminal polarity in the surrounding circuit. The symbol identifies an electrical function; voltage, current, energy limits and the device package pinout come from the selected component data rather than from the outline.

Show those electrodes and the adjustment relationship in the detailed schematic. A single capacitance value or a two-terminal capacitor representation can hide the additional circuit interface. Identify the electrode/common connections and the intended adjustment relationship. A differential capacitor is not a generic two-terminal fixed capacitor. The linked functional counterpart explains the same operating role in its own drawing context; agreement of every detailed convention mark is not asserted.

How to read it

  • Identify the electrode/common connections and the intended adjustment relationship.
  • A differential capacitor is not a generic two-terminal fixed capacitor.

Information to show or reference

  • Identify the associated device, circuit or diagram boundary.
  • Identify the electrode/common connections and the intended adjustment relationship.
  • Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form.

A distinction that matters

A differential capacitor is not a generic two-terminal fixed capacitor.

Sources you can follow

These public references support the explanation and provide further detail. Their graphics and downloadable files remain with their publishers.

Autodesk IEEE Symbol Preview — Capacitive Components

Public IEEE-oriented Capacitive Components table explicitly lists HCA1_S00573 as Capacitor,Differential. This supports the vendor convention context, not reproduction of the publisher graphic.

Autodesk · Public reference checked 14 October 2026 · Link only

About this graphic

This illustration was authored independently by Elora Grid to explain the concept. It is not reproduced from a customer drawing, an official standard graphic or a manufacturer CAD file. Its correspondence to an exact IEC or IEEE symbol identifier has not been certified.

SVG and DXF downloads contain this original artwork. DXF uses unscaled drawing units; a GA envelope supplies no product dimensions, clearances or fabrication information. Original artwork is available under CC BY 4.0. Third-party references retain their own terms.

Entry JSON · Entry Markdown · Last editorial update: 28 October 2026

Put the reference into a drawing workflow.

Elora Grid helps electrical teams work with drawings, specifications and equipment information. Explore the drafting workflow or join the early-access waitlist.

Explore drafting