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Control & Timing Relays

Technical Tips & FAQs
Control & Timing Relay Tech Tips
Control & Timing Relays
Technical Tips & FAQs
Tech Tips
    • Contactors
    • Contactors
    • Overload Protection
    • Overload Protection
    • Starters & Enclosed Products
    • Starters & Enclosed Products
    • Motor Controllers & MCCBs
    • Motor Controllers & MCCBs
    • Softstarters
    • Softstarters
    • Circuit Protection
    • Circuit Protection
    • Disconnect Switches
    • Disconnect Switches
    • Rotary Cam Switches
    • Rotary Cam Switches
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    • Control Relays & Timers
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    • Signaling Solutions
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    • Power Supplies
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    • Electrical Industry Codes
 
 
Interposing Relay CA6 Contactor electrical diagram
Using An Interposing Relay With A CA6 Contactor

Can an interposing relay be used with CA6 Electronic coil contactors?

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Sprecher & Schuh Series CAS7 16A 110VAC Safety contactor
Contactors & Relays: Safety Vs. General Purpose

What are the distinctions between CAS7 Safety Contactors and CSS7 Relays versus General Purpose CA7 Contactors and CS7 Relays? Does the CA7/CA6 Contactor or CS7 Relay have safety ratings?

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How To Reduce The Size Of A DC Power Supply

The use of electronic DC contactors and control relays can reduce the size requirements of DC power supplies. The CRI7E external electronic interface is another way to reduce DC power requirements.

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Sprecher & Schuh Series CA7 Contactor with CRI7E electronic interface accessory and wiring diagram
How To Reduce The Size Of A DC Power Supply

The use of electronic DC contactors and control relays can reduce the size requirements of DC power supplies. The CRI7E external electronic interface is another way to reduce DC power requirements.

Read Now
Motor Stator Copper Coil Winding
Preventing Coil Burn Out

About 85% of all coil burn-outs are caused by low voltage resulting from insufficient control power. Field personnel can identify possible causes and prevent the death of contactor and/or relay coils.

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Sprecher & Schuh Series CRC7-280 surge suppressor mounted on contactor
Selecting Surge Suppressors

What is the purpose of a surge suppressor? What are the differences between the types of surge suppressors?

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An extensive line of control and protection devices, including miniature, tube and square based Plug-in Power Relays, Interface PCB Relays, and Slim Interface Terminal Block Relays.
General Purpose Relays Application Guide

Relays are a significant element in industrial processes. Millions of relays operate in the world as an interface between control circuits and electrical load. This paper dicusses specifically the Relpol brand of general purpose relays.

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Sprecher & Schuh Series CA8 H-shaped self cleaning auxiliary contacts
Auxiliary Contact Block Performance And Selection

A combination of many factors can affect the dependability, life expectancy, and suitability of an auxiliary contact block in any given application. Understanding the most important of those factors can help you select the best switch for your needs.

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