The TeSys BV4 motor circuit protector allows for compact motor protection in conjunction with both the TeSys and Square D NEMA product families for motor control. These protectors have UL508 type D combination ratings in accordance to current NEC installation requirements The BV4 is a magnetic only protector. It is a UL489 Listed circuit protector rated up to 100kA short circuit protection rating per a listed combination motor controller rating. This 3 pole motor circuit protector with standard fault has a 3.5A rating. It also has an adjustable instantaneous trip rating of 21 to 49 amperes. BV4 protectors have wiring terminals with the EverLink patented technology. These terminals reduce the risk of loose bare cables due to copper creeping. Vibration withstand is improved and periodic retightening is no longer needed. BV4 motor circuit protectors can be installed directly to a panel or on standard DIN rail. This circuit protector is 6.38 inches tall, 3.19 inches wide and 4.57 inches deep. This motor circuit protector is UL Listed and CSA certified.