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$153.00
| Voltage | WPC | AH/kVA | Length | Width | Height | Weight |
|---|---|---|---|---|---|---|
| 1600 V | N/A | 393 A | N/A | N/A | N/A | 840 g |
| Voltage | 1600 V |
| WPC | N/A |
| Amp/H | 393 A |
| Length | N/A |
| Width | N/A |
| Height | N/A |
| Weight | 840 g |
1.6Â kV, 250Â A dual SCR (POW-R-BLOKâ„¢ ND43 series) for phase-control front-ends, rectifiers, and soft-starts. The
electrically isolated AlN base and compression-bonded elements deliver low thermal impedance and easy heatsink mounting.
| Parameter | Value |
| Manufacturer | Powerex |
| Part Number | 12-810096-00-R2 (mfr. type ND431625NI) |
| Device Type | Dual phase-control thyristor module (inverse-parallel) |
| Repetitive Peak Off-State / Reverse Voltage (VDRM, VRRM) | 1600Â V |
| RMS On-State Current (ITRMS) | 393 A @ TC=89 °C (180°) |
| Average On-State Current (per arm) | ITAV=250 A @ TC=89 °C (180°) |
| Surge On-State Current (60Â Hz) | ITSM=8.8Â kA (1-cycle); 4.685Â kA (3-cycle); 4.040Â kA (10-cycle) |
| I²t (8.3 ms) | 322 kA²·s |
| Critical dV/dt (min) | 500 V/µs (Tj=130 °C, gate open) |
| Critical di/dt (non-rep.) | 800 A/µs (specified conditions) |
| Gate Trigger Current / Voltage | IGT 150Â mA (max); VGT 3.0Â V (max) |
| Isolation Test Voltage | 2.5Â kVRMS / 1Â min (baseplate) |
| Thermal Resistance | RθJC 0.07 °C/W (per module, both conducting); 0.14 °C/W (per junction) |
| Case-to-Sink (greased) | RθCS ≈ 0.03 °C/W |
| Operating / Storage | TJ −40…+130 °C; Tstg −40…+150 °C |
| Mounting Torque | M6 (mount) ≈ 5 N·m; M8 (terminals) ≈ 12 N·m |
| Package / Footprint | ND43 block; approx. 116 × 50 × 55 mm; keyed 2.8 mm control tabs; ~840 g |
| Configuration | Dual (two SCRs, inverse-parallel) |
| Module | Applications | Notes |
| 12-810096-00-R2 (ND431625NI) | Soft-starts; controlled rectifiers; AC regulators; UPS input bridges | Confirm gate/aux pinout and ND43 outline; maintain isolation and heatsink flatness. |
