Matched contactor model：CJX2s-09/CJX2i-09，
JR28s series thermal overload relay are suitable for overload and phase-failure protection of AC motors with frequency of 50/60Hz,
voltage up to 690V, current up to 0.1-630A under 8-hours duty or uninterrupted duty.
Functions provided by these relays, are phase-failure protection, ON/OFF indication, temperature compensation, and manual/automatic reset.
International Standard: IEC 60947-4-1
The relays can be mounted onto contactors or installed as single units.