Showing 1–20 of 58 results
Showing 1–20 of 58 results
We specialise in three phase half controlled voltage regulators designed and manufactured to your specification.
Showing 1–20 of 58 results
Showing 1–20 of 58 results
Designed for cathodic protection, renewable energy, telecommunications and industrial power applications.
We offer power assemblies configured to suit your application and strict performance requirements and offer the following options:
Fitted line fuses, indicators and micro switches, Dv/Dt suppression, MOV overvoltage suppression, Hi/Lo thermal trips, water cooled options, higher voltages, IP20 enclosed, stand-by fans, and trigger circuits.
DWG No | Max Output Cont Amps @ 30°C | Max Output Cont Amps @ 40°C | Cooling Mode | DEVICE I2T A2S *1000 @TVJ | DEVICE VRRM MAX | Height mm | Width mm | Depth mm | Weight KG |
W3H 020004 | 20 | 18 | NAC | 1.05 | 1600 | 150 | 96 | 80 | 1 |
W3H 020004 | 28 | 25 | NAC | 20 | 1800 | 150 | 96 | 80 | 1 |
W3H 020006 | 45 | 41 | NAC | 1.05 | 1600 | 180 | 125 | 180 | 3.5 |
W3H 020006 | 66 | 60 | NAC | 9.1 | 1800 | 180 | 125 | 180 | 3.5 |
W3H 020006 | 81 | 74 | NAC | 20 | 1800 | 180 | 125 | 180 | 3.5 |
W3H 020010 | 100 | 93 | NAC | 20 | 1800 | 300 | 125 | 180 | 5.7 |
W3H 020008 | 114 | 105 | FAC | 9.1 | 1800 | 230 | 125 | 180 | 4.3 |
W3H 020014 | 125 | 115 | NAC | 137 | 1800 | 300 | 125 | 180 | 6 |
W3H 020008 | 151 | 140 | FAC | 20 | 1800 | 230 | 125 | 180 | 4.3 |
W3H 020016N | 170 | 155 | NAC | 320 | 1800 | 300 | 125 | 180 | 8 |
W3H 020009 | 173 | 160 | FAC | 20 | 1800 | 350 | 125 | 180 | 6.6 |
W3H 020991 | 215 | 200 | NAC | 320 | 1800 | 400 | 338 | 140 | 13.5 |
W3H 020995 | 220 | 200 | NAC | 1050 | 1800 | 400 | 338 | 140 | 15 |
W3H 020012 | 250 | 230 | FAC | 137 | 1800 | 350 | 125 | 180 | 7 |
W3H 021020 | 255 | 240 | NAC | 320 | 1800 | 400 | 438 | 140 | 17.5 |
W3H 021025 | 270 | 240 | NAC | 1050 | 1800 | 400 | 438 | 140 | 20.5 |
W3H 021940 | 310 | 280 | NAC | 2800 | 1800 | 450 | 438 | 190 | 33 |
W3H 020016 | 315 | 293 | FAC | 245 | 1600 | 350 | 135 | 180 | 8 |
W3H 020016 | 345 | 320 | FAC | 304 | 1800 | 350 | 135 | 180 | 8 |
W3H 020016 | 363 | 338 | FAC | 320 | 1800 | 350 | 135 | 180 | 8 |
W3H 020946 | 440 | 410 | FAC | 320 | 1800 | 400 | 190 | 200 | 10.5 |
W3H 020873 | 540 | 500 | FAC | 320 | 1800 | 522 | 248 | 235 | 14.5 |
W3H 021000 | 610 | 570 | FAC | 320 | 1800 | 610 | 338 | 235 | 17.5 |
W3H 020946 | 750 | 680 | FAC | 1050 | 1800 | 522 | 248 | 235 | 17.5 |
W3H 021002 | 890 | 800 | FAC | 1050 | 1800 | 610 | 338 | 235 | 20.5 |
W3H 3 x 020956 | 950 | 880 | FAC | 1050 | 1800 | 500 | 190 | 230 | 11.5 |
W3H 3×020957 | 1125 | 1025 | FAC | 2800 | 1800 | 550 | 190 | 240 | 3×14 |
W3H 021970 | 1150 | 1075 | FAC | 2800 | 1800 | 700 | 438 | 225 | 37 |
DWG No | Max Output Cont Amps @ 25C | Max Output Cont Amps @ 45C | Cooling Mode | DEVICE I2T A2S *1000 @TVJ | DEVICE VRRM MAX | Height mm | Width mm | Depth mm | Weight KG |
Stud Devices |
|||||||||
W3H 020154 | 90 | 75 | NAC | 7.2 | 1400 | 70 | 530 | 185 | 5 |
W3H 020155 | 115 | 90 | NAC | 7.2 | 1400 | 150 | 530 | 185 | 11 |
W3H 020155 | 150 | 130 | NAC | 30 | 1600 | 150 | 530 | 220 | 12 |
W3H 020155 | 210 | 165 | NAC | 108 | 1600 | 150 | 530 | 220 | 12 |
W3H 020157 | 255 | 205 | NAC | 108 | 1600 | 150 | 700 | 250 | 21 |
W3H 020158 | 315 | 250 | NAC | 108 | 1600 | 300 | 700 | 250 | 40 |
Capsule Devices |
|||||||||
W3H 020036 | 170 | 130 | NAC | 444 | 1400 | 406 | 336 | 140 | 16 |
W3H 020036 | 180 | 140 | NAC | 1125 | 1600 | 406 | 336 | 152 | 16 |
W3H 020121 | 320 | 250 | NAC | 444 | 1400 | 507 | 408 | 152 | 27 |
W3H 020121 | 410 | 320 | NAC | 1125 | 1600 | 507 | 408 | 174 | 27 |
W3H 020660 | 530 | 440 | FAC | 444 | 1400 | 580 | 368 | 228 | 28 |
W3H 020660 | 610 | 500 | FAC | 1125 | 1600 | 580 | 368 | 228 | 28 |
W3H 020163 | 700 | 550 | NAC | 1125 | 1600 | 460 | 764 | 250 | 78 |
W3H 020131 | 740 | 580 | NAC | 4380 | 1600 | 612 | 560 | 220 | 68 |
W3H 020163 | 800 | 625 | NAC | 4380 | 1600 | 460 | 764 | 250 | 80 |
W3H 020680 | 825 | 690 | FAC | 444 | 1400 | 720 | 462 | 253 | 45 |
W3H 020164 | 920 | 735 | NAC | 4380 | 1600 | 690 | 764 | 250 | 104 |
W3H 020183 | 980 | 800 | NAC | 4380 | 1600 | 450 | 866 | 300 | 102 |
W3H 020680 | 1000 | 850 | FAC | 1125 | 1600 | 720 | 462 | 253 | 45 |
W3H 020184 | 1200 | 970 | NAC | 4380 | 1600 | 690 | 866 | 300 | 155 |
W3H 020184 | 1290 | 1040 | NAC | 6850 | 1600 | 690 | 866 | 300 | 160 |
W3H 020165 | 1400/1260* | 1175 | NAC | 1125 | 1600 | 850 | 680 | 350 | 105 |
W3H 020184 | 1500 | 1180 | NAC | 20480 | 1200 | 690 | 866 | 300 | 165 |
W3H 020165 | 1750 | 1500 | FAC | 4380 | 1600 | 850 | 680 | 350 | 105 |
W3H 020144 | 1950 | 1640 | FAC | 4380 | 1600 | 730 | 860 | 350 | 137 |
W3H 020148 | 2100 | 1780 | FAC | 4380 | 1600 | 1140 | 860 | 350 | 190 |
W3H 020144 | 2200 | 1830 | FAC | 6850 | 1600 | 730 | 860 | 350 | 142 |
W3H 020148 | 2400 | 2000 | FAC | 6850 | 1600 | 1140 | 860 | 350 | 195 |
W3H 020144 | 2650 | 2190 | FAC | 20480 | 1200 | 730 | 860 | 350 | 147 |
W3H 020148 | 2930 | 2430 | FAC | 20480 | 1200 | 1140 | 860 | 350 | 200 |
For further information on three phase half controlled voltage regulators (W3H) please contact us on 01444 243 452 or email enquiries@gdrectifiers.co.uk.
Whether you’re looking for one-off prototypes for personal, commercial, or educational use, or if you’re working on a large-scale project and need a full production run of assemblies, we are here to help.
We can work with you to design a bespoke assembly for your application. Whether you already know exactly what you need, or would benefit from receiving guidance from our technical team on the most suitable and cost-effective cooling solution, including a refurbishment service, get in touch with our team to see how we could work together.
Sign up for the latest products, offers and news. Read our Privacy Policy
Fill in your details below and a member of our team will call you soon.
Send us your enquiry and a member of our sales team will contact you shortly.
Be the first to know about our latest products, collaborations, offers, stock availability and industry news by signing up to our newsletter.
By submitting this form you agree to our Terms & Conditions and Privacy & Cookies Policy.
Cookie Preferences
We use cookies and other technologies to improve your browsing experience on our website.
For more information, please visit our Privacy policy.