Advantages and disadvantages of dierent interference suppressing circuits are as
follows:
Connection diagram Load current / voltage
curve
Advantages Disadvantages
Uncritical dimensioning
Lowest possible induced
voltage
Very simple and reliable
High release delay
Uncritical dimensioning
High energy absorption
Very simple setup
Suitable for AC voltage
Reverse polarity protected
No attenuation below VVDR
HF attenuation by energy
storage
Immediate shut-o limiting
Attenuation below limiting
voltage
Very suitable for AC voltage
Reverse polarity protected
Exact dimensioning required
74 LS-5 v2 Series 37650
3 Installation
3.5 Connecting 24 V Relays