Timers StarDelta Timer Type DAC51 • Time range (Star): 0.1 to 600 s • Time range (Star to Delta): 50 to 130 ms • Knob selection of star time range • Knob adjustable time setting • Automatic start • Repeatability: ≤ 0.2% • Output: 5 A SPDT relay with neutral centre position • For mounting on DIN-rail in accordance with DIN/EN 50 022 • 17.5 mm Din-rail housing (DIN 43880) • LED indication for relay status and power supply ON Product Description Ordering key DAC 51 C M24 Star-delta controlrelay with two adjustable time ranges: Star function(0.1 to 600 s) andstartodeltafunction (50 to 130 ms). Housing 17.5 mm wide suit- able for DIN-rail mounting. Fits in M36 cover. Housing Function Type Item number Output Power Supply Type Selection Mounting OutputHousing Supply: 24 to 240 VAC/DC For DIN-rail SPDT relayMini-D DAC 51 C M24 with neutral centre position TimeSpecificationsOutput Specifications Time ranges (star) Knob selectable0.1 to 1 s 1to 10 s 6to 60 s 60to 600s Star to delta delay50 to 130 ms Neutral centre position between star and delta position Setting accuracy ≤ 5% Repeatability ≤ 0.2% Time variation Within rated power supply ≤ 0.05% Within ambient temperature ≤ 0.2% Reset Time and relayPower supply interruption ≥ 200 ms OutputSPDT relay with neutral centre position Rated insulation voltage250 VAC (RMS) Contact Ratings (AgSnO2) µ Resistive loadsAC 1 5 A @250 VAC DC 12 5 A @24 VDC Small inductive loads AC 15 2.5 A @250 VAC DC 13 2.5 A @24 VDC Mechanical life≥ 30 x 106 operations Electrical life ≥ 105 operations (at 5 A, 250 V, cos ϕ = 1) Operating frequency< 7200 operations/h Dielectric strength Dielectric voltage2 kVAC (RMS) Rated impulse withstand voltage4 kV (1.2/50µs) Supply Specifications Power supplyOvervoltage cat. III Rated operational voltage(IEC 60664, IEC 60038) through terminals A1 and A2 M24: 24 to 240 VAC/DC +10% -15%, 45 to 65 Hz Voltage interruption≤ 10 ms Rated operational power AC Supply5 VA DC Supply1.5 W Specifications are subject to change without notice (20.06.07)1
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