Rec12-690 Dc Manual Jun 2026

Beware of PDFs hosted on random forum websites. The REC12-690 DC has had three major revisions (Rev2, Rev3, Rev4). Using the wrong manual can lead to incorrect wiring. Always verify the revision matches the letter suffix on your unit’s serial number (e.g., “-D” indicates Rev4).

Use a multimeter to confirm 3-phase power is entering the rectifier. rec12-690 dc manual

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Выпрямитель REC12-690+DC - Crane Motor | Крэйн Мотор Always verify the revision matches the letter suffix

Verify the total amp draw of the brake coil assembly using a clamp-on ammeter. Inspect the coil insulation. Internal breakdown of the rectifier diode bridge.

Connect the 690V AC input (L1/L2/L3) and the DC bus terminals. The "+DC" suffix indicates integrated terminals for direct connection to the braking resistor bank.

Do not confuse this unit with an AC-DC power supply. Applying AC mains voltage will cause immediate, irreversible damage.