Model N-708: Digital Dryrun Auto Switch
Capacity: 3-30 HP
Type: AUTOSWITCH (DIGITAL)
Description
Features
- Microcontroller Based Technology.
- Motor Starts automatically after on Delay time (Setable one delay time).
- Ammeter & Voltage LED Display & also indicator.
- LED Display for all faults & Protection Indicator.
- After Dry run/O/L trip restart time setable from 1 min to 180 mins.
- O/L. & D/R% setable.
- SPP/O/L. Protection enable / disable facility.
- SPP protection upto motor terminals (current sensing).
- Protection from voltage unbalance, Single Phasing & dry run (Automatic push button setting).
- Useful for 3 Ph, 3 HP to 50 HP open well monoblock submersible pumps.
- Overload trip current & Dry run trip current shows in Display.
- Separate indicator for timer, ok, SPP/O/I & D/R.
- All Technical setting can be changed onsite.
Technical Specifications
- Operating voltage:220 to 460 VAC, 50Hz.
- Trip time Delay:4 sec.
- Dry run Setting:70% of full load current.
- Overload setting:130% of full load current.
- SPP Sensing:Current & Voltage.
