Eaton DG321UGB Safety Switch - 30A 240V Indoor UL Listed

Part Number: DG321UGB
Manufacturer
Eaton
Part number
DG321UGB

Quick Summary

DG321UGB Safety Switch is a general-duty, indoor 30A switch for panel and machine control. Engineers often face space, wiring, and regulatory hurdles when upgrading legacy devices, and this unit addresses those challenges with a compact footprint and plug‑and‑play installation. UL Listed, NEC 230.62 barrier compliant, and categorized as a general-duty safety switch, it supports reliable operation in controlled environments. The combination of a painted steel NEMA 1 enclosure and a three-pole, three-wire configuration helps streamline procurement, installation, and ongoing maintenance, while meeting common industry standards for indoor electrical protection and control.

Product Information

Extended Description

DG321UGB Eaton: Eaton General duty non-fusible safety switch, single-throw, 30 A, NEMA 1, Indoor, Painted steel, Three-pole, Three-wire, 240 V
Product Name
Eaton general duty non-fusible safety switch
Catalog Number
DG321UGB
UPC
782113120140
Product Length/Depth
6.88 in
Product Height
10.69 in
Product Width
6.38 in
Product Weight
6 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
WARNING! Switch is not approved for service entrance unless a neutral kit is installed.
Enclosure
NEMA 1
Enclosure material
Painted steel
Fuse configuration
Non-fusible
Number Of Poles
Three-pole
Number of wires
3
Type
Non-fusible, single-throw
Amperage Rating
30A
Voltage rating
240V
Product Category
General duty safety switch
Feature → Business Impact → ApplicationThe DG321UGB is a three-pole, non-fusible 30A switch rated for 240V. This configuration enables fast disconnection of power to three-wire circuits, reducing downtime and improving personnel safety during maintenance on manufacturing lines and general electrical distribution. Application: control panels and machine wiring where a simple, reliable disconnect is required while maintaining code-compliant protection.The enclosure is NEMA 1 and painted steel, designed for indoor use. This enclosure protects internal components from dust and incidental impact, extending component life and reducing replacement costs in panel enclosures and service rooms.Compliances include NEC 230.62 barrier and UL Listed certification. These attributes give engineers confidence in regulatory alignment and supplier acceptance across equipment baselines, helping to avoid late-stage rework and documentation gaps during audits.Warranty is Eaton Selling Policy 25-000, offering one year from installation or eighteen months from shipment, whichever comes first. This reduces total cost of ownership and provides a predictable support path for maintenance planning in facilities and manufacturing environments.Catalog notes warn that a neutral kit is required for service entrance use. This guidance helps specifiers avoid improper installations and ensures the switch remains compliant in systems requiring a service-entrance arrangement, improving project risk management.Weight, dimensions, and mounting footprint (6 lb, 6.88 in depth, 10.69 in height, 6.38 in width) support accurate space planning and quick field fitting in existing panels, minimizing retrofit challenges and inventory complexity.

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FAQs

The DG321UGB is a three-pole, three-wire, 240V non-fusible switch designed for indoor use in a NEMA 1 painted steel enclosure. Plan for a compact footprint (6.38 in W x 6.88 in D x 10.69 in H) and mount on standard panel rails or within compatible enclosures. Note the neutral kit requirement for service entrance configurations to maintain compliance.
Rated at 30A and 240V, the DG321UGB is a non-fusible switch intended to interrupt power without integrated fusing. This means it provides safe disconnection for general-duty circuits and control circuits, but protection against overcurrent must be provided by upstream devices or separate fuses where applicable. It’s ideal for controlled machine and panel applications requiring a simple disconnect.
Yes, the DG321UGB is a three-pole, three-wire device suitable for three-phase motor control within indoor panels. For service entrance applications, installation requires a neutral kit to meet regulatory requirements. Always verify that downstream protection and conductor sizing align with the motor’s inrush and load characteristics to ensure safe startup and reliable operation.
The DG321UGB carries UL Listed certification and NEC 230.62 barrier compliance, indicating suitability for general-duty safety switching in standard electrical installations. The NEC barrier requirement helps ensure safe separation of live parts from the operator area, and the UL Listing supports acceptance in code-compliant projects. Always confirm local codes and downstream protection requirements in your installation plan.
Eaton’s policy provides a one-year warranty from installation or eighteen months from shipment, whichever comes first, offering protection against manufacturing defects and facilitating maintenance budgeting. Regular inspections, basic lubrication of accessible components, and prompt replacement of worn contacts or seals help maximize uptime and reduce unexpected downtime costs in production environments.