K3 - modular relay
Test standard IEC 60947-4-1
Examples of contact-
ors and relays
Finder 22.23.9.012.4000 / Schrack relay RT424012
(bracket RT17017, relay base RT78725)
K4 and K5 - installation contactor
Number of NC con-
tacts
2 (25 A)
Coil voltage 230 V AC (2P)
Rated frequency 50/60 Hz
Coil fuse 6 A
Min. short circuit cur-
rent
3 kA (make contacts)
Test standard IEC 60947-4-1
Examples of contact-
ors and relays
ISKRA IKA225-02
158