Eaton Z48G28T45CU Hazardous Transformer - Class 1 Div 2

Part Number: Z48G28T45CU
Manufacturer
Eaton
Part number
Z48G28T45CU

Quick Summary

Z48G28T45CU is a hazardous-location encapsulated transformer designed for Class 1 Division 2 environments and indoor-outdoor service. Users struggle with equipment protection, heat management, and regulatory compliance in classified zones, where failures cause downtime and safety risks. Typical approvals emphasize hazardous-location marks; for this model, Class 1 Division 2 compliance is specified, with additional regional certifications available from Eaton. With copper windings and a 45 kVA rating, 480 V primary and 208Y/120 V secondary, it enables reliable power distribution in tight spaces. This combination supports safer operation, reduced maintenance, and lower total cost of ownership across industrial power-management and distribution networks.

Product Information

Extended Description

Z48G28T45CU Eaton: Eaton Hazardous location encapsulated transformer, class 1 division 2 groups a b c and d hazardous location transformer, EPTZ, copper, 244H, 60 Hz, three-phase, 480 V, 208Y/120 V, 2 at -5% FCBN, 115 °C rise, 45 KVA, indoor-outdoor, 66A
Product Name
Eaton Hazardous location encapsulated transformer
Catalog Number
Z48G28T45CU
UPC
786680115745
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
904 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
Contact Manufacturer
Type
Class 1 Division 2 Groups A B C & D Hazardous Location Transformer
Coil material
Copper
Frequency rating
50/60 Hz
Phase
Three-phase
Primary voltage
480 V
Secondary Voltage
208Y/120 V
Temperature rise
115 °C rise
Design
EPTZ
Frame
244H
Tap size
2 at -5% FCBN
Volt ampere rating
45 kVA
Weathershield
Indoor-Outdoor
Wiring connection
66A
Encapsulation for hazardous locations provides a sealed enclosure that minimizes ignition sources and simplifies regulatory alignment. In Class 1 Division 2 environments, this design reduces inspection and retrofit burdens while maintaining performance. The transformer is well-suited for chemical plants, refineries, and other process facilities where safety-critical power is non-negotiable. Copper windings deliver lower resistance losses, improved efficiency, and robust thermal performance under fluctuating loads. The result is tighter voltage regulation, cooler operation, and longer service life in enclosed spaces. This makes the unit ideal for control panels and motor feeders in demanding production lines. The 45 kVA three-phase transformer supports standard plant distribution with a 480 V primary and 208Y/120 V secondary at 50/60 Hz. This alignment with common utility and MCC configurations simplifies panel design and reduces engineering time. Voltage adjustment via 2 taps at -5% FCBN enables fine-tuning for precise loads without swapping units. EPTZ design and 244H frame deliver a compact footprint and robust mechanical stability. Indoor-outdoor weathershield and 66A wiring capability provide installation versatility, reducing the need for separate enclosures. That translates to faster field wiring and fewer accessories. Warranty protection under Eaton policy reduces risk during commissioning and early operation. The combination of rugged construction and Eaton support enhances lifecycle ROI.

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FAQs

When installing Z48G28T45CU in Class 1 Division 2 areas, ensure proper enclosure integrity, maintain required clearances, and follow Eaton’s mounting guidance for the 244H frame. Plan for indoor-outdoor placement to maximize accessibility for taps and wiring. Use the -5% FCBN taps to accommodate small voltage deviations without replacing components.
The unit delivers 45 kVA in a three-phase arrangement with a 480 V primary and 208Y/120 V secondary at 50/60 Hz. Copper windings provide high efficiency and low losses. The 2 at -5% FCBN taps enable minor voltage adjustments, supporting precise load matching and stable downstream equipment operation.
Yes. The Z48G28T45CU is designed for Class 1 Division 2 environments, allowing safe operation in hazardous zones. Its indoor-outdoor capability, rugged copper windings, and 45 kVA rating make it appropriate for process-area power distribution, control panels, and motor feeders in challenging facilities.
Certifications are specified as Class 1 Division 2 hazardous-location compliance, with regional approvals potentially available. For exact certification status, consult Eaton’s specifications and the Z48G28T45CU datasheet or contact Eaton directly through the provided catalog and datasheet links.
The product carries Eaton’s warranty of one year from installation or eighteen months from shipment, whichever occurs first. This aligns with typical industry practice and reduces risk during commissioning. Combined with rugged construction and reliable copper windings, the unit offers favorable lifecycle ROI and lower maintenance costs over time.