Home
Download PDF
Order CD-ROM
Order in Print
SOLENOID
BURNISHING TOOL
Neets Module 03-Introduction to Circuit Protection, Control, and Measurement
Page Navigation
145
146
147
148
149
150
151
152
153
154
155
3-35
CLAPPER RELAYS
use a clapper (armature) to move contact positions and accomplish the
switching of circuits.
Relays are described by the type of enclosure. A
relay
may be OPEN, SEMISEALED, or SEALED.