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UNISON
UNISON
Unison 905 3PH ZUA 48 50 02, 3 phase SSR Dc to Ac, 50 amp
Regular price
₹3,000
Regular price
₹3,900
Sale price
₹3,000
Incl. all taxes • Shipping calculated at checkout.
Price excl. GST
₹2,542.37
GST @ 18% included in above product price
Authorized Dealer
GST Invoice
PAN India Delivery
Fast Dispatch
🚚 Delivery in 2-3 days (Delhi NCR, UP & Haryana), 5-6 days elsewhere
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Description
905 3PH ZUA 48 50 02, a solid state relay (SSR) from Unison, verified against the manufacturer’s own datasheet. 12-270V AC/DC, 5-10mA, plug-in, 15-65Hz signal control input, 24 to 480V AC per phase (47-63Hz) output.
Control input
12-270V AC/DC, 5-10mA, plug-in, 15-65Hz signal
Output rating
24 to 480V AC per phase (47-63Hz)
Load current
21A per phase (63A total) @55°C with an A-100 heat sink -- suitable up to a 5HP motor (3HP with the smaller E-75 heat sink)
PIV
1200Vpk
About the photo: the product image is Unison’s own dimension drawing, shown with a heat sink attached for scale. The heat sink is sold separately and is not included with this purchase unless the title says otherwise.
Technical specifications
| Make | Unison |
| Model | 905 3PH ZUA 48 50 02 |
| Control input | 12-270V AC/DC, 5-10mA, plug-in, 15-65Hz signal |
| Output rating | 24 to 480V AC per phase (47-63Hz) |
| Load current | 21A per phase (63A total) @55°C with an A-100 heat sink -- suitable up to a 5HP motor (3HP with the smaller E-75 heat sink) |
| PIV | 1200Vpk |
| Body / I-O isolation | 4kV / 6kV for 1 min |
Note on load current: the amp number in a Unison model code is a switching/reference current class, not automatically the safe continuous load current. The figure above is what Unison’s own datasheet states for the heat sink shown — check the full datasheet for your exact operating conditions before sizing a load.
Frequently asked questions about the Unison 905 3PH ZUA 48 50 02
What is the load current rating of the 905 3PH ZUA 48 50 02?
21A per phase (63A total) @55°C with an A-100 heat sink -- suitable up to a 5HP motor (3HP with the smaller E-75 heat sink), per Unison’s own datasheet.
What is the control input for the 905 3PH ZUA 48 50 02?
12-270V AC/DC, 5-10mA, plug-in, 15-65Hz signal.
What output can the 905 3PH ZUA 48 50 02 switch?
24 to 480V AC per phase (47-63Hz).
Where can I download the 905 3PH ZUA 48 50 02 datasheet?
You can download it from the datasheet section on this page: 905 3PH ZUA 48 50 02 datasheet.
Is the 905 3PH ZUA 48 50 02 genuine, and do you provide a GST invoice?
Yes. Voltkart is an authorised dealer of Unison, so you receive genuine Unison products, and every order comes with a GST invoice.
Can I order the 905 3PH ZUA 48 50 02 in bulk for OEM or wholesale use?
Yes, please send your quantity through our wholesale enquiry page or message us on WhatsApp 8800754881, and our team will help with a quote.
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