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Marsh Bellofram Automatic Timing & Controls KHA Series Medium Power Multi-Contact Relays

Marsh Bellofram Automatic Timing & Controls KHA Series Medium Power Multi-Contact Relays
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Marsh Bellofram Automatic Timing & Controls KHA Series Medium Power Multi-Contact Relays - 1

M e d i u m P o we r M u l t i -C on tac t R elays General Purpose & Solid-State Relays // KHA Series 150 KHA Series Automatic Timing & Controls automatictiming.com 800.727.5646 Socket Cat. No. PF113A (11 pin) • Low Cost • Small Size • High Reliability • Ultra High Sensitivity • Quick Response • 4PDT Arrangement (others available) • 12, 24, 120, & 240 Volts Operations \\\SPECIFICATIONS CONTROL VOLTAGE 12 to 240 VAC 12 to 110 VDC, See Table 5 PICK UP VOLTAGE AC Coils 75% of Nominal DC Coils 75% of Nominal DROP OUT VOLTAGE AC Coils 30% of Nominal DC Coils 10% of Nominal MAXIMUM VOLTAGE 110% of Nominal RESPONSE TIMES Pick-up 20 mSEC Drop-out 20 mSEC TEMPERATURE RATINGS Operate –45°C to +70°C Storage –45°C to +85°C POWER (NOMINAL VOLTAGE) AC Coils 0.9 to 1.2 VA, approximately DC Coils 0.9 Watts, approximately DUTY CYCLE Continuous INSULATION RESISTANCE 100 Meg ohms, minimum DIELECTRIC STRENGTH 2,000 VAC, 50/60 Hz. for 1 minute CONTACT MATERIAL Silver cadmium oxide CONTACT ARRANGEMENTS 4PDT; others available-consult factory OUTPUT RATINGS See Table 6 AGENCY APPROVALS Consult factory WEIGHT 2 oz. \\\DIMENSIONS (INCHES) \\\WIRING \\\COIL RATINGS (TABLE 5) Nominal Voltage Rated current (mA) Coil resistance 50 Hz 60 Hz (ohms) AC 12 106.5 91 46 24 53.8 46 180 120 10.8 9.2 4,430 240 5.4 4.6 18,790 DC 12 75 160 24 36.9 650 110 10 11,000 MODEL NUMBER >>>>>> KHA F X Control Voltage 12 A 12 Volts 24 Volts 24 110 Volts 110 120 Volts 120 240 Volts (AC only) 240 Type of Voltage AC DC D Example: KHA-120-AFX \\\OUTPUT CONTACT RATINGS (TABLE 6) Specifications Resistive load (p.f. = 1) Inductive load (p.f. = 0.4; L/R = 7msec) Rated load 220 VAC 3A 24 VDC 3A 230 VAC 0.8A 24 VDC 1.5A Carry current 3A Max. operating voltage 250 VAC 125 VDC Max. operating current 3A Max. switching capacity 660VA 72W 176VA 36W Minimum permissible load (reference value) 1 VDC 1mA

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