TYPES IRP, I RC AND IRD R E LAYS
F ig. 3. D irectional Unit.
l -
Stationary Contacts.
2 -
Stationary Contact Pressure Spring. 3 - Magnetic A djusting P lugs,
4 -
Upper B earing Screw. 5 - Moving Contact,
6 -
Spring A djuster C larnp.
7 -
C urrent B ias Vane.
�7
F ig.
4 .
Time Overcurrent Unit.
l -
Tap B lock.
2 -
Time D ial. 3 - Control Spring A ssemb ly.
4 -
D isc, 5 - Stationary
Contact A ssembly.
6 -
Magnetic P lugs.
7 -
Permanent Magnet.
3
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