Solid state relay (more), Ssr 20 1 ac b – Thermolec Application &Technical Notes User Manual

Page 70

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FEATURES

• Back to back thyristors output
• Zero crossfired units
• Generous heatsink for lower operating
temperature
• Integrated triggering circuitry.
• CSA recognized
• Designed to comply with V.D.E.
requirements

Typical Applications

• On/Off and proportional control of electric
heating equipment
• Interfacing of microprocessor controls to AC
loads such as baseboard heaters, duct
heaters, etc.
• Replacement of electro-mechanical line
contactor
• Industrial and process control

TransAX™: A superior protection !

Usually there are two methods used to absorb
transients: RC networks and Metal Oxyde
Varistors (MOV). Both methods are unsufficient
in certain cases.
The new TransAX™ option eliminates the
problems normally associated with RC networks
and MOV’s.
It is an active component that can quickly switch
very high currents. Instead of absorbing
excessive energy endlessly, at a predetermined
programmable trip point it passes the energy
back to the line. During normal operations the
switch sits idle and is always ready to activate.

How to order :

Example

: SSR-30-6-DC-B

Solid State Relay, 30 Amps, 600V Max, DC, Box

S

olid

S

tate

R

elay

SSR

20

1

AC

B

20= 20 Amp

30= 30 Amp

DC= 3-30 VDC

AC= 24 VAC

B= Box type

O= Open type

1= 347V Max

6= 600V Max

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