MLD4BS

PTC Thermistor Relay Series PD 225 Monitors and Protects Motors with Integrated PTC Resistor sensors Protection against Over heating for Heavy Duty Load, High Switching Frequency, High operating temperature & Insufficient cooling conditions Wide Auxiliary Supply Voltage: 24 VAC/DC, 110 - 240 VAC & 220 - 415 VAC LED Indications for Healthy, Unhealthy, Sensor Open/Short conditions 1 C/O & 2 C/O Configuration Reset Options: Auto, Manual and Remote Ordering Information Cat. No. Description MJ83BK 110 - 240 VAC, PTC Thermistor Relay, 2 C/O MJ93BK 220 - 440 VAC, PTC Thermistor Relay, 2 C/O MJA3BK 24 VAC/DC, PTC Thermistor Relay, 2 C/O MJ81BK 110 - 240 VAC, PTC Thermistor Relay, 1 C/O MJ91BK 220 - 440 VAC, PTC Thermistor Relay, 1 C/O UL Approval not applicable for Cat Nos. MJ83BK & MJ93BK. 166PTC Thermistor Relay Series PD 225 Cat. No. MJ83BK MJ93BK MJA3BK Parameters Supply Voltage ( ) 110 - 240 VAC 220 - 440 VAC 24 VAC/DC Supply Variation -20% to + 10% (of ) 50/60 Hz Frequency Power Consumption (Max.) 4 VA 2 VA Trip Level 2.7 ( 5%) Reset Level 1.71 ( 5%) Trip Sensor Short <20 , (4 ) Settings 40 ( ) Hysterisis ( 5%) Sensor Open > 20 Max Cold Res( ) of Sensor Chain < 1.5 Reset Mode Auto, Manual, Remote Repeat Accuracy 1% ON Delay 500 ms Time OFF Delay 100 ms Delay Reset Time 150 ms Relay Output 2 C/O 2 C/O 2 C/O Contact Rating 5A (Resistive) 250 VAC / 28 VDC Output 5 Electrical Life 1 x 10 6 Mechanical Life 3 x 10 Rated Voltage (Ue): 120/240 V, Rated Current (Ie): 3.0/1.5 A AC - 15 Utilization Category Rated Voltage (Ue): 24/125/250 V, Rated Current (Ie): 2.0/0.22/0.1 A DC - 13 Healthy Flashing Sensor Open Green LED Continuous ON LED Red LED Continuous ON Relay ON Flashing Sensor Short Indications All LEDs OFF Power Supply Fail o o Operating Temperature - 15 C to +60 C o o Storage Temperature - 25 C to +80 C Humidity (Non Condensing) 95% (Rh) Enclosure Flame Retardant UL94-V0 Dimension (W x H x D) (in mm) 22.5 X 83 X 100.5 Weight (unpacked) 120 g Mounting Base / DIN rail Certification Compliant RoHS Degree of Protection IP 20 for Terminals, IP 40 for Enclosure EMI / EMC Harmonic Current Emissions IEC 61000-3-2 ESD IEC 61000-4-2 Radiated Susceptibility IEC 61000-4-3 Electrical Fast Transients IEC 61000-4-4 Surges IEC 61000-4-5 Conducted Susceptibility IEC 61000-4-6 Voltage Dips & Interruptions (AC) IEC 61000-4-11 Voltage Dips & Interruptions (DC) IEC 61000-4-29 Conducted Emission CISPR 14-1 Radiated Emission CISPR 14-1 Environmental Cold Heat IEC 60068-2-1 Dry Heat IEC 60068-2-2 Vibration IEC 60068-2-6 Repetitive Shock IEC 60068-2-27 Non-Repetitive Shock IEC 60068-2-27 167