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The T14 D2 power resistors are made in the central part with 80/20 spiralized nicrome wire and sealed in an anodized aluminum container with IP54 protection rating.
The small size of the resistor allows for high power output, the finned heatsink improves the dissipation of the resistive elements, allowing for large energy to be dissipated per pulse.
The small size of the resistor allows for high power output, the finned heatsink improves the dissipation of the resistive elements, allowing for large energy to be dissipated per pulse.
These features make the T14 D1 resistors particularly functional where high reliability in a small space is required: inverters, snubber circuits, drives and in motor braking.
The resistor can be installed in a horizontal position. To improve cooling, it can be installed vertically, creating a chimney effect. The finned surface keeps the resistor cooler. The power ratings were calculated with the resistor in a horizontal position, with the connection cables at the bottom. The maximum power rating of a resistor is obtained by mounting it vertically, thus improving natural air exchange. Dissipation can also be improved by mounting a fan near the resistor, thus improving the aluminum/air heat exchange. The range of resistors we manufacture satisfies most of our customers' needs. We are able to manufacture resistors with specific lengths, ohmic values, and tolerances based on customer requirements.
| Model | T14 D2/350 |
T14 D2/500 |
T14 D2/800 |
T14 D2/1000 |
|
|---|---|---|---|---|---|
| Potenza nominale a 20° C | W | 300 | 400 | 650 | 950 |
| Potenza impulsiva ciclo 2” – 12” | W | 350 | 500 | 800 | 1100 |
| Degree of protection | IP | 54 | 54 | 54 | 54 |
| Ohm min – MAX | Ohm | 5-500 | 10-700 | 15-750 | 20-1000 |
| Energia massima assorbita @250 °C | KJoule | 50 | 75 | 110 | 160 |
| Maximum voltage | V | 1500 | 1500 | 1500 | 1500 |
| Rigidità dielettrica | V eff.1 min | 3000 | 3000 | 3000 | 3000 |
| Resistenza d’isolamento 1000Vcc | Mohm | >1000 | >1000 | >1000 | >1000 |
| Max. temperature | °C | 350 | 350 | 350 | 350 |
| Model | T14 D1/600 |
T14 D1/900 |
T14 D1/1300 |
T14 D1/2000 |
T14 D1/3000 |
|
|---|---|---|---|---|---|---|
| Cable length | mm | 300 | 300 | 300 | 300 | 300 |
| Fixing slot diameter | mm | 6,2 | 6,2 | 6,2 | 6,2 | 6,2 |
| Amount A | mm | 95 | 95 | 95 | 95 | 95 |
| Amount A 1 | mm | 85 | 85 | 85 | 85 | 85 |
| Amount B | mm | 34 | 34 | 34 | 34 | 34 |
| Amount C1 | mm | 25 | 25 | 40 | 40 | 40 |
| Amount D | mm | 110 | 145 | 198 | 260 | 300 |
| Amount L | mm | 73 | 73 | 73 | 73 | 73 |
| Medium weight | gr |
Contact us at our addresses to get all the info on our products!
+39 039.6049465
+39 039.6040322
info@mccalloni.com
commerciale@mccalloni.com
Via Monte Sabotino, 19 20863 CONCOREZZO (MB) ITALY
MC RESISTORI SRL © Copyright 2025 – Tutti i diritti riservati – P.IVA: 04074080963 – Privacy – Cookie Policy – Credits@srmediaprod.com