Siemens: Relays - Contactors - Limit Switches
Siemens World SeriesWe maintain a complete inventory of Siemens relays, contactors, circuit breakers, motor protectors, limit switches, etc. - for immediate shipment.
|See our complete Siemens catalog & price lis
|Siemens World Series product line prior to the 2000's
|Siemens offers a full line of industrial control relays. Shown here is the siemens 3TH4 series relay, which features built-in auxiliary contacts. A miniature version is also available.
|There is a Siemens motor starter contactor in all sizes up to 500 horsepower. Note that all connection terminals include safety covers to protect service personnel.
Siemens overload relays are dial-adjustable and do not need additonal heaters. They are "class 10" meaning they will trip in 10 seconds on a locked-rotor condition, thereby greatly increasing motor protection.
Click here for information on 3UA5000 overload relays - photos.
|siemens limit switches set an industry standard for ruggedness and durability. The 3SE31 series have cast aluminum housings for rugged durability.
|Siemens motor circuit protectors provide complete motor protection. They consist of a circuit breaker device with thermal and magnetic trips, plus a built-in adjustable motor overload.
|Most imported machinery includes siemens DIN Standard fuses as shown here.
Type 720 contactors provide an excellent method of DC power switching. They are available in single-pole, single-pole double-throw, and also in reversing versions.
Click here for information on Type 720 DC contactors.
|Repair kits are available for for the older 3TB and 3TF contactors.