Littelfuse Symcom Voltage Monitoring Relay, 3-Phase Fixed Trip Heavy Duty Variable Restart Delay, Series: 350, 380 to 480 VAC, 50/60 Hz Frequency, SPDT/(1 Form C) Contact Configuration, Threaded Mounting, 2/4 s Trip Delay, 2.93 in H x 5.27 in W x 2.95 in D Dimensions
UL 508 File No. E68520|IEC 61000-4-5|CE IEC 60947-6-2|CSA C22.2 File No. 14, 46510
Proprietary microcontroller based circuitry, constantly monitors 3-phase voltage to protect against harmful line conditions, even before the motor is started|Advanced LED indication provides diagnostics which can be used for troubleshooting and to determine relay status|Adjustable restart delay (-2 models) settings allows staggered start up of multiple motors, after a fault, to prevent a low voltage condition|4 s low voltage, 2 s unbalance and phasing faults
Contact Configuration
SPDT/(1 Form C)
Dimensions
2.93 in H x 5.27 in W x 2.95 in D
Frequency Rating
50/60
Mounting Type
Threaded
Series
350
Trip Delay
2/4
Type
3-Phase Fixed Trip Heavy Duty Variable Restart Delay
Voltage Rating
380 to 480
Brand
Littelfuse
Manufacturer
Littelfuse