PWDF13181 is a multiple-winding filament transformer for the Central Electronics 600L, cross-referenced in the ordering table to Chicago 25077. It is catalogued in Hammond's PWDAHL Series of magnetics for amateur radio products, reproduced directly from the Peter W. Dahl files, and is aimed at 600L owners and restoration technicians.
From a 120 VAC, 60 Hz, single-phase primary, it provides six secondaries:
The S5 winding carries 2,500 VDC insulation. As a 60 Hz part, it is covered by the series advice that buyers needing 50 Hz should choose a part marked 50/60 Hz.
The transformer uses an EI core and is Style 4 on the series style sheet. The approximate weight is 10 lbs and the shipping weight is 10 lbs (4.54 kg). PWDF13181 is REACH compliant and RoHS compliant, with UPC 623980436050 and UNSPSC 39121301. PWDAHL units are usually built to order one at a time, so Hammond recommends confirming availability by phone or e-mail.
| Series | PWDAHL Series (Peter W Dahl Transformers) |
| Application | Central Electronics 600L multiple filament transformer |
| Series Focus | Magnetics for Amateur Radio Products |
| Cross Reference | Chicago 25077 |
| Short Description | FILAMENT TRANS |
| Ordering Table Description | CENTRAL ELECTRONICS 600L FILAMENT MULTIPLE FILAMENT, CHICAGO 25077 |
| Primary | 120 VAC 60 HZ 1 PH |
| Frequency | 60 Hz |
| Secondary S1 | S1) 240 VAC @ 0.015 A |
| Secondary S2 | S2) 10 VCT @ 5 A CCS |
| Secondary S3 | S3) 6.3 VAC @ 0.45 A CCS |
| Secondary S4 | S4) 6.3 VAC @ 0.3 A CCS |
| Secondary S5 | S5) 2.5 VCT @ 4 A CCS (2,500 VDC INSULATION) |
| Secondary S6 | S6) 6.3 VCT @ 4 A CC |
| UPC | 623980436050 |
| UNSPSC | 39121301 |
| Part Number | PWDF13181 |
| Approx. Weight | 10 lbs |
| Shipping Weight | 10 lbs (4.54 kg) |
| Core | EI |
| Style (Per Series Style Sheet) | 4 |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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The Central Electronics 600L; the ordering table also references Chicago 25077.
Six: 240 VAC @ 0.015 A, 10 VCT @ 5 A, 6.3 VAC @ 0.45 A, 6.3 VAC @ 0.3 A, 2.5 VCT @ 4 A and 6.3 VCT @ 4 A.
S5, the 2.5 VCT @ 4 A winding, is listed with 2,500 VDC insulation.
120 VAC, 60 Hz, single phase.
About 10 lbs; shipping weight 10 lbs (4.54 kg).
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