157-0300 Universal transformer E-UL by SBA
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The SBA 157-0300 is a universal isolating transformer designed as an E-UL model with a power rating of 250/625 VA and a frequency of 50-60 Hz. This unit features input voltages spanning 200 to 550 V and dual output voltages of 115 V with an output current of 1.09 A for each winding. Built for continuous operation (S1 DB) at an ambient temperature of TA=50°C (CSA: 40°C) with insulation class ISC 130 (B), the transformer is fully vacuum-impregnated with impregnating resin for enhanced durability. It offers IP 00/IPxxB protection class and is constructed with 4 mm² terminals incorporating 6.3 x 0.8 (TRKS4-FS) connections on both input and output. Measuring 96 x 122 x 105 mm, it supports base plate or vertical mounting on a mounting plate, complying with VDE 0570, EN 61558-2-2/-4, UL 5085, and CSA C22.2 No.66 standards with cUL and CSA approvals.
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Frequently Asked Questions(FAQ):
Where can I buy 157-0300 by SBA in the USA?
You can purchase 157-0300 by SBA from PAOParts LLC. We serve customers across the USA, offering competitive prices and reliable service.
What is the price of the 157-0300?
Price and availability are quoted per request. Send the part number and the quantity you need through our quote request form and you will receive a written offer by e-mail.
Who is the official distributor or seller of SBA in the United States?
While we are not the official distributor or seller of SBA in the United States, we source our products from reliable channels and offer you original SBA equipment at competitive prices.
How can I access 157-0300 catalogs, user manuals, technical documents, and PDFs?
Ask for them in your quote request. We attach the datasheet, catalogue page or manual we hold for 157-0300 to our written reply.
Do you provide technical support for 157-0300?
While we do not offer direct technical support, we can assist you in contacting the manufacturer to ensure you receive the support you need.
Characteristics
| Manufacturer | SBA |
|---|---|
| Part number | 157-0300 |
| Inner Code | 4136576 |
| Custom Code | 85043180 |
Technical specification
| Product type | Universal transformer E-UL |
|---|---|
| Catalogue title | 157-0300 Universal transformer E-UL |
| Power VA | 250/625 |
| Operating mode | TA=50°C (CSA: 40°C)/ISC 130 (B)//S1 (DB) |
| Input voltage V | 200/220/240/360/380/440/460/480/500/530/550 |
| Input connections | Terminals 4 mm² with 6.3 x 0.8 (TRKS4-FS) |
| Frequency Hz | 50-60 |
| Output connections | Terminals 4 mm² with 6.3 x 0.8 (TRKS4-FS) |
| Output voltage V | I 115 II 115 |
| Type of winding | isolating transformer/isolating transformer |
| Output Current A | 1.09 1.09 |
| Short-circuit voltage% | 7.6 |
| Group Pri-sec | IIII0 |
| Mounting | Standing on base plates/vertical on mounting plate |
| Protection class | IP 00/IPxxB//I |
| Surface treatment | complete vacuum-impregnated impregnated impregnating resin |
| Standard | VDE 0570/EN 61558-2-2/-4/UL 5085/CSA C22.2 No.66 |
| Accessories | with cUL and CSA certification mark /UL- and CSA approval |
| Approvals | UL-File: E250288 CSA-File: 255319 |
| Dimensions W x D x H | 96 x 122 x 105 mm |