Eaton Z48N11S03A Hazardous Location Encapsulated Transformer - UL Listed Class I Division 2
Part Number: Z48N11S03A
Quick Summary
Eaton Hazardous location encapsulated transformer steps down 480 V to 120/240 V for use in Class I Division 2 areas. Operators face tight space, strict safety codes, and downtime risks when deploying transformers in hazardous zones. Certifications include UL Listed for Class I Division 2 and a rugged NEMA 3R enclosure for indoor-outdoor service. By choosing this transformer, engineers gain safer operation, regulatory compliance, and reliable power conversion, driving uptime and reducing maintenance costs.
Product Information
Extended Description
Z48N11S03A Eaton: Class 1 Division 2 Groups A, B, C and D, Hazardous Location Transformer, EPZ, Single-phase, PV: 480V, Taps: None, SV: 120/240V, 115°C, 3 kVA, Al windings, Frame: 176H, Indoor-Outdoor
Product Name
Eaton Hazardous location encapsulated transformer
Catalog Number
Z48N11S03A
UPC
786680006173
Product Length/Depth
8 in
Product Height
11.06 in
Product Width
7.69 in
Product Weight
74 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
Class I, Div. 2, Groups A, B, C, D
Certifications
UL Listed
Catalog Notes
Model A
Type
Class 1 Division 2 Groups C and D, Hazardous Location Transformer
Coil material
Aluminum
Frequency rating
50/60 Hz
Kva Rating
3 kVA
Phase
Single-phase
Primary voltage
480 V
Secondary Voltage
120/240 V
Temperature rise
115 °C rise
Design
EPZ
Enclosure
NEMA 3R
Frame
176H
Tap size
None
Volt ampere rating
3 kVA
Weathershield
Indoor-Outdoor
Wiring connection
524H
Feature: Hazardous-location EPZ design and encapsulation provides safety in Class I Division 2 environments. Business Impact: minimizes ignition risk and supports regulatory compliance across installations. Application: ideal for control panels and power distribution in chemical processing or mining facilities. Feature: 3 kVA, single-phase with 480 V primary to 120/240 V secondary; Impact: ensures proper control power with minimal loss, improving PLC and relay performance; Application: motor control centers and instrumentation panels in hazardous zones. Feature: Aluminum windings; Impact: lighter weight, corrosion resistance, easier field service; Application: robust use in harsh industrial environments. Feature: NEMA 3R enclosure and Weathershield Indoor-Outdoor; Impact: durable protection against weather and contaminants; Application: both indoor and outdoor hazardous-location installations. Feature: UL Listed and Class I Division 2 compliance; Impact: simplifies project approvals and supplier qualification; Application: utility, chemical, and process industries requiring certified equipment. Feature: Compact 176H frame with 8 in length, 11.06 in height, 7.69 in width, 74 lb weight; Impact: easier cabinet integration and precise space planning; Application: panel builders and skid-mounted systems.
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FAQs
For Class I Division 2 installations, plan for outdoor or semi-enclosed mounting with a sturdy enclosure. The Z48N11S03A uses a 176H frame, weighs 74 lb, and features a NEMA 3R indoor-outdoor enclosure, ensuring protection against dust and moisture. Use the 524H wiring connection and account for a no-tap primary configuration while following local electrical codes and Eaton mounting guidelines.
The transformer is 3 kVA, single-phase, with a 480 V primary and 120/240 V secondary, operating at 50/60 Hz. Aluminum windings reduce weight and improve corrosion resistance. This combination supports reliable control power for PLCs, sensors, and motor starters in hazardous zones, while maintaining efficiency and reduced heat in compact installations.
Yes. It features a NEMA 3R enclosure and Weathershield rated Indoor-Outdoor construction, designed for variable climate exposure. UL Listed for Class I Division 2 ensures compliance in hazardous locations, while its EPZ design and encapsulation minimize ignition risk. Outdoor-friendly mounting is supported with appropriate weather protection and wiring practices.
This transformer is UL Listed for Class I Division 2 hazardous locations, with a design suitable for Groups A-D. The enclosure is NEMA 3R, supporting indoor-outdoor use. Compliance streamlines procurement and project approvals, reduces integration risk, and ensures safety for equipment in hazardous industrial settings.
The product carries Eaton's warranty policy: one year from installation or eighteen months from shipment, whichever occurs first. ROI comes from safer operation, reduced maintenance, and minimized downtime in hazardous environments, as well as compliant, reliable power delivery for critical control circuits and peripheral equipment.