Product Name: Model Jr28 Series Thermal Overload Relay Model NO.: JR28 Type: Thermal Overload Size: Miniature Action Principle: Electronic Type Protective Characteristics: Overload Load: Medium Power Relay Number of Pole: 3 Electricity Type: Ac Phase: 3 Usage: Motor Protector Theory: Thermal Relay Model: Jr28 Trademark: Long Road/OEM Transport Package: Exporting Carton Specification: IEC60947-4-1 Origin: China Product Description 1.ApplicationJR28 Series thermal overload relays (hereinafter abbreviated as thermal relays) are suitable for overload and phase loss protection for uninterrupted or intermittent AC motors with AC frequency of 50 Hz/60 Hz, a voltage up to 690 V, and a current of (0.1-630)A.The thermal relays also provide temperature compensation, action indication, automatic and manual reset, stop, and testing functions. The products are characterized by stable and reliable performance. The thermal relays can be plugged into contactors or installed indepe-ndently.Compliant standards: IEC/EN 60947-4-1, IEC/EN 60947-5-1.2. Motion Characteristic: Three-phase Balance Motion TimeNoTimes of the setting currentMotion timeStart conditionAmbient temperature11.05>2hCold state20±5oC21.2<2hHeat state(Following the No.1 test)31.5<4min47.210A2s< Tp≤10s≤63ACold state104s< Tp≤10s>63A3. Phase-losing Motion CharacteristicNoTimes of the setting currentMotion timeStart conditionAmbienttemperatureAny two phasesAnother phase11.00.9>2hCold state20±5oC21.150<2hHeat state(Following the No.1 test)4. SpecificationTypeNumberSetting range (A)For contactorJR28-2513010.1~0.16CJX2-09~3213020.16~0.25CJX2-09~3213030.25~0.4CJX2-09~3213040.4~0.63CJX2-09~3213050.63~1CJX2-09~3213061~1.6CJX2-09~3213071.6~2.5CJX2-09~3213082.5~4CJX2-09~3213104~6CJX2-09~3213125.5~8CJX2-09~3213147~10CJX2-09~3213169~13CJX2-09~32132112~18CJX2-09~32132217~25CJX2-32JR28-36235323~32CJX2-09~32235530~40CJX2-09~32JR28-93332217~25CJX2-09~32335323~32CJX2-09~32335530~40CJX2-09~40335737~50CJX2-09~50335948~65CJX2-09~65336155~70CJX2-09~70336363~80CJX2-09~80336580~93CJX2-95JR28-150436580~104CJX2-95436795~120CJX2-95~1154369110~140CJX2-115TypeNumberSetting range (A)For contactorJR28-150536990~150CJX2-150JR28-200F535730~50CJX2-F115~F185F536348~80CJX2-F115~F185F536760~100CJX2-F115~F185F536990~150CJX2-F115~F185JR28-630F5371132~220CJX2-F225~F265F7375200~330CJX2-F225~F500F7379300~500CJX2-F225~F500F7381380~630CJX2-F400~F630