Eaton Z52G28T75CU Transformer - NEMA 3R CSA UL
Part Number: Z52G28T75CU
Quick Summary
Z52G28T75CU is a hazardous location encapsulated transformer designed for rugged power distribution in industrial facilities. Operators often face downtime and safety scrutiny in hazardous zones, requiring durable, code-compliant equipment. This unit is certified CSA Certified and UL Listed, and it features a NEMA 3R enclosure that supports indoor-outdoor service, ensuring reliability in harsh environments. With three-phase operation and copper windings, it steps down from 460 V to 208Y/120 V while delivering 75 VA, making it suitable for control circuits and instrumentation. The design also aligns with Eaton’s standards for field compatibility, ease of installation, and ongoing maintenance support, delivering predictable performance and reduced lifecycle costs for industrial plants.
Product Information
Extended Description
Z52G28T75CU Eaton: Eaton Hazardous location encapsulated transformer, eptz, EPTZ, copper, NEMA 3R, Frame 245H, 60 Hz, three-phase, 460 V, 208Y/120 V, 2@-5%, 115 °C rise, 75, indoor-outdoor, 66I
Product Name
Eaton Hazardous location encapsulated transformer
Catalog Number
Z52G28T75CU
UPC
786680115769
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
1643 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.
Certifications
CSA Certified UL Listed
Type
EPTZ
Coil material
Copper
Frequency rating
50/60 Hz
Phase
Three-phase
Primary voltage
460 V
Secondary Voltage
208Y/120 V
Temperature rise
115 °C rise
Design
EPTZ
Enclosure
NEMA 3R
Frame
Frame 245H
Tap size
2 at -5%
Volt ampere rating
75
Weathershield
Indoor-Outdoor
Wiring connection
66I
Commercial Distribution, Transformers, Volume 2, Tab 2
Eaton Specification Sheet - Z52G28T75CU
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Hazardous location encapsulated transformer design (EPTZ). Business Impact: Provides safer operation in hazardous zones and simplifies regulatory compliance. Application: Ideal for chemical processing plants and outdoor installations where protection against dust, moisture, and induced ignition is mandatory. The encapsulated construction reduces risk of arc exposure and supports long service life in challenging environments. Feature: Copper coil, three-phase design with 460 V primary and 208Y/120 V secondary. Business Impact: Delivers efficient power transfer with tight voltage regulation for sensitive control circuits, reducing nuisance trips and equipment wear. Application: Control panels and motor control centers requiring reliable step-down power. Feature: 75 VA rating with 50/60 Hz compatibility and 115 °C rise. Business Impact: Suitable for moderate-load instrumentation and safeguards without oversized footprint or cooling needs. Application: Panelboards and field-mounted applications in industrial settings. Feature: NEMA 3R enclosure, Frame 245H, tap size 2 at -5%, indoor-outdoor versatility. Business Impact: Simplifies installation, reduces mounting complexity, and supports flexible wiring configurations in both indoor and outdoor environments. Application: Harsh environments where weather exposure and vibration are factors. Feature: Weathershield compatibility and 66I wiring connection. Business Impact: Enhances durability against environmental conditions and streamlines integration with standard plant wiring. Application: Integration with existing electrical distribution schemes and field wiring standards. Feature: Certifications and warranty. Business Impact: CSA Certified and UL Listed provide regulatory confidence and risk mitigation; 1-year warranty from installation or 18 months from shipment, whichever comes first. Application: Procurement and long-term maintenance planning for compliance-driven projects.
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FAQs
The Z52G28T75CU is designed as an encapsulated, three-phase transformer with a NEMA 3R enclosure suitable for indoor-outdoor service. Install on Frame 245H, with copper winding and 2 at -5% taps. Ensure primary connections at 460 V and secondary at 208Y/120 V, and follow applicable CSA/UL guidelines for hazardous environments.
Expect reliable step-down from 460 V to 208Y/120 V at 50/60 Hz with a copper-wound coil and three-phase design. The unit supports moderate loads with a 115 °C rise rating, enabling stable voltage for control circuits and instrumentation while maintaining efficiency and reduced heat generation.
Yes. The transformer is CSA Certified and UL Listed, with a NEMA 3R enclosure suitable for indoor-outdoor service. These certifications provide documentary evidence of compliance with applicable safety and performance standards for hazardous location installations.
Designed for compatibility with standard distribution practices, it offers 460 V primary and 208Y/120 V secondary, plus 66I wiring connections and 2 at -5% taps. Frame 245H mounting and Weathershield indoor-outdoor capability simplify field integration and reduce wiring complexity at installation.
The product is covered by Eaton’s Selling Policy 25-000: a one-year warranty from installation or eighteen months from shipment, whichever occurs first. Support includes access to Eaton documentation, datasheets, and specification sheets for ongoing maintenance and compliance.