These are also called continuous contacs did this article help you to solve your problem.
Make before break relay allen bradley.
Learn more about how these industrial building blocks can streamline your installation improve uptime and decrease maintenance ultimately helping lower your costs.
Mbb contacts is an abbreviation for make before break contacts.
This is outlined in ansi b11 19 and en.
Relays of this type have contacts that are mechanically connected together such that if a normally open no or make contact remains closed a normally closed nc or break contact can not re close.
Additionally if a nc contact fails to open upon energizing the relay the no contacts shall not close.
Using an adapter plate you can also mount it for standalone use.
Allen bradley relays and timers off er compatible and versatile solutions for control applications from programmable controllers and motor starters to push buttons and terminal blocks.
These relays are ideal for relatively small safety applications and single zone control and available in electromechanical version or solid state models for applications involving high cycle rates.
General purpose relays feature an excellent fl exible design and industry proven reliability.
Our msr100 single function safety relays support a wide variety of input devices and output configurations.