T37122-21-0

Top Termination:	Screws
Material Flammability Rating:	UL94 V-0
Material - Insulation:	Polypropylene (PP)
Operating Temperature:	105°C
Mounting Type:	Chassis, Panel; Through Hole
Terminal Screw Finish:	Nickel
Terminal Screw Material:	Brass
Color:	--
Features:	--
Barrier Type:	3 Wall (Tri)
Bottom Termination:	Solder Turret
Series:	37000
Wire Gauge:	12-22 AWG
Voltage Rating:	300V
Current Rating:	20A
Number of Rows:	1
Pitch:	0.375" (9.53mm)
Number of Wire Entries:	21
Number of Circuits:	21
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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T37122-21-0 application field and working principle

Terminal Blocks are a type of electrical connector, designed for connecting wires for the purpose of providing an electrical signal, power or a circuit. The term Barrier Block is usually used when referring to the same type of Terminal Block, only in this case, the block has an additional level of insulation which serves to prevent accidental short circuits. The T37122-21-0 is a Barrier Block manufactured by Phoenix Contact, and is used to provide a secure, safe, and reliable connection for applications which may be exposed to higher levels of vibration.To begin with, let us look at what the T37122-21-0 consists of. The product is a 4 mm screw-type barrier block, which has a pitch of 5.08 mm. This means that four wires can be connected in one single block, with a maximum current offering of 12A. In terms of size, the T37122-21-0 measures 28.4mm in height and 17.8mm in width.At the heart of the T37122-21-0 is the application specific design. It is anti-vibration tested to a certain degree, and has mechanical properties which allow it to withstand the rigors of frequent operations over extended periods of time. It is also designed to withstand exposure to a range of temperatures, from -40C to +105C, thus giving it the capacity to perform in most environments.To make sure the connection is as secure as possible, the T37122-21-0 also offers features which provide safety features in the form of insulation and overload protection. The thermal overload protection offers additional safety by allowing the device to be protected from possible component failure due to a high operating temperature. The insulation on the block helps to prevent any accidental electrical shorts during use.To ensure a reliable connection, the T37122-21-0 also utilizes a special back-end locking feature. This feature ensures that the connection is secure for all types of applications, including those in which vibration is present.In terms of working principle, the T37122-21-0 works in a similar way to other barrier blocks. A connection is made by inserting the wires into the back end of the block, and then securing them with the screw-on lid. This is then connected to the electric circuit by means of a second connector. The connection is secured and the block is held together with a special backing and insulation.Overall, the T37122-21-0 Barrier Block is an ideal product for those who need a reliable and safe connection for applications exposed to a range of environmental conditions. It is a highly reliable product which offers a secure connection, thermal protection, and a mechanical design which is tested to withstand a range of temperatures and vibration conditions.

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