Eaton Z48G28T30CUS6 Hazardous Location Transformer - NEMA 3R
Part Number: Z48G28T30CUS6
Quick Summary
The Eaton Z48G28T30CUS6 Hazardous Location Transformer delivers 30 kVA of reliable power in Class I Division 2 environments. For engineers and procurement teams, finding equipment that meets explosion-protection codes without sacrificing uptime is a persistent challenge. This model carries UL Listed certification, features a Grade 316 stainless steel enclosure, and employs a NEMA 3R rating to ensure durable, corrosion-resistant service in demanding facilities. It supports a 480 V primary to 208Y/120 V secondary configuration with copper windings and 50/60 Hz operation, combining safety with efficiency. In practice, you gain safer installations, lower maintenance costs, and predictable performance that aligns with project schedules and total-cost-of-ownership goals.
Product Information
Extended Description
Z48G28T30CUS6 Eaton: 30 KVA Class 1 Division 2 Groups A, B, C, D Hazardous Location Transformer, 3PH, 480V DELTA-208Y/120V, 115C Rise, Copper windings, 316SS NEMA 3R Enlosure
Product Name
Eaton Hazardous location encapsulated transformer
Catalog Number
Z48G28T30CUS6
UPC
786680099717
Product Length/Depth
12.76 in
Product Height
26.58 in
Product Width
25.15 in
Product Weight
611 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
Not Applicable
Certifications
UL Listed
Catalog Notes
Grade 316 stainless steel enclosure
Type
Class 1 Division 2 Groups C and 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
Enclosure
NEMA 3R
Frame
243H
Tap size
2 at -5% FCBN
Volt ampere rating
30 kVA
Weathershield
Indoor-Outdoor
Wiring connection
66A
Feature: Hazardous-location encapsulated design provides robust explosion protection. Business Impact: Reduces risk of ignition in Class I Division 2 zones while supporting compliant operation; Application: chemical processing plants and refineries where safe power conversion is critical. Feature: Copper windings and 30 kVA rating enable high efficiency and reliable load handling. Business Impact: Improves voltage regulation under varying load, lowering energy waste and heat; Application: critical power feeds for motor drives and control panels in demanding facilities. Feature: Grade 316 stainless steel enclosure with NEMA 3R protection. Business Impact: Corrosion resistance and indoor-outdoor durability minimize maintenance and replacement costs; Application: outdoor-restricted areas or humid environments near process areas. Feature: Three-phase 480 V primary to 208Y/120 V secondary with 50/60 Hz compatibility. Business Impact: Simplifies integration with existing electrical systems and reduces conversion losses; Application: plant-wide substation and distribution zones serving multiple production lines. Feature: Tap changer with two taps at -5% FCBN and 115 °C rise design. Business Impact: Precise voltage regulation and safe thermal performance support stable downstream equipment operation; Application: environments with fluctuating input voltage or long cable runs. Feature: EPTZ design and 316 SS enclosure offer rugged reliability and serviceability. Business Impact: Faster onboarding, easier maintenance, and extended service life; Application: facilities requiring long-term capital efficiency and predictable uptime.
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FAQs
Plan for a compliant installation with the encapsulated transformer mounted in a Grade 316 stainless steel enclosure. Ensure proper clearances for service access, verify 480 V delta primary and 208Y/120 V secondary wiring, and use the -5% tap option to trim voltage as needed. Follow UL Listed installation guidelines and secure the unit against moisture ingress in outdoor or damp spaces. Use appropriate cable sizing (66A connections) and confirm mounting to support seismic or mechanical load requirements.
It is a 30 kVA, three-phase transformer with a 480 V primary and 208Y/120 V secondary, rated for 50/60 Hz. Copper windings support efficient energy transfer, and the unit features a -5% FCBN tap option to adjust voltage. The enclosure provides NEMA 3R protection, with a 115 °C rise rating to indicate thermal performance under load.
Yes. The Z48G28T30CUS6 is designed for Class I Division 2 environments, offering a safe encapsulated design and UL Listed certification. The Grade 316 stainless steel enclosure and NEMA 3R rating provide corrosion resistance and outdoor suitability, making it appropriate for hazardous locations in chemical plants, refineries, and oil & gas facilities where reliable power and protection from the environment are essential.
The transformer carries UL Listed certification and is rated for Class I Division 2 hazardous locations. It utilizes a Grade 316 stainless steel enclosure with NEMA 3R protection, enabling indoor-outdoor operation. The product is designed for 50/60 Hz three-phase operation with copper windings and a rated 30 kVA, aligning with industry safety and performance standards for hazardous environments.
The encapsulated design and corrosion-resistant enclosure reduce corrosion-related maintenance and downtime, while robust insulation and copper windings improve long-term efficiency and voltage stability. Eaton’s warranty (one year from installation or 18 months from shipment) supports lifecycle planning, and the unit’s rugged construction translates into lower total cost of ownership in harsh environments such as chemical plants or offshore facilities.