400 Amp 3 Pole GE/Zenith ZTX Automatic Transfer Switch 150005

New1 Year / 1,000 Hour Limited Warranty (Whichever comes first)Selectable 7,14,21,28 day exerciserU.L. Listed3 Pole Amps: 400NEMA 3R Enclosure3 Phase120/208 Volt The GE Zenith Controls ZTX Series of transfer switches is built for residential and light commercial critical/non-life safety applications requiring the dependability and ease of operation found in a power contactor switch. The ZTX transfer switches are designed for standby applications, and incorporate a double-throw, mechanically interlocked contactor mechanism.

The ZTX transfer switches are equipped with the MX60 Control Panel as standard. This microprocessor includes:

Undervoltage sensing (90% pickup/80% dropout) of the utility source Voltage and frequency sensing of the generator source (90% voltage/95% frequency pickup) Time Delay Engine Start – 5 seconds Time Delay Engine Warmup – Transfer to Generator – 20 seconds (W) Time Delay Utility Stabilization/Retransfer to Utility – 5 minutes (T) Time Delay Engine Cool Down – 5 minutes (U) Indicating LEDs for power availability, switch position and load energized Pushbuttons for test, engine start (manual), generator exerciser, timer bypass and program cancel Special status annunciation of in-phase transfer and timer operation Selectable 7, 14, 21 or 28 day (factory set 28 days) generator exerciser timer Diagnostic LED indications in logical one-line configuration

All time delays are fixed.

Additional options include:

A3/A4 Auxiliary contacts (1 each) closed in utility and generator positions B9X battery charger 1.5A/12V Special timer settings

Product Scope

Ratings 40 to 400 amps (2, 3 or 4 pole) MUL 1008, CSA and IEC listed to 240 VAC 50/60 Hz Double throw, mechanically interlocked contactor mechanism Electrically operated, mechanically held Designed for standby applications