Monitoring Relays 1-Phase True RMS AC/DC Over or Under Voltage Types DUB01, PUB01 TRMS AC/DC over or under voltage monitoring relays Selection of measuring range by DIP-switches Measuring ranges from 0.1 to 500 V AC/DC Adjustable voltage on relative scale Adjustable hysteresis on relative scale Adjustable delay function (0.1 to 30 s) Programmable latching or inhibit at set level Output: 8 A SPDT relay N.D. or N.E. selectable For mounting on DIN-rail in accordance with DIN/EN 50 022 (DUB01) or plug-in module (PUB01) 22.5 mm Euronorm housing (DUB01) or 36 mm plug-in module (PUB01) DUB01 PUB01 LED indication for relay, alarm and power supply ON Product Description Ordering Key DUB 01 C B23 10V DUB01 and PUB01 are pre- maintained. Inhibit function Housing cise TRMS AC/DC over or can be used to avoid relay Function under voltage (selectable by operation when not desired Type DIP-switch) monitoring (maintenance, transitions). Item number relays. The LED s indicate the state Output Owing to the built-in latch of the alarm and the output Power supply function, the ON-position of relay. Range the relay output can be Type Selection Mounting Output Measuring range Supply: 24 to 48 VAC/DC Supply: 115/230 VAC DIN-rail SPDT 0.1 to 10 V AC/DC DUB 01 C D48 10V DUB 01 C B23 10V 2 to 500 V AC/DC DUB 01 C D48 500V DUB 01 C B23 500V Plug-in SPDT 0.1 to 10 V AC/DC PUB 01 C D48 10V PUB 01 C B23 10V 2 to 500 V AC/DC PUB 01 C D48 500V PUB 01 C B23 500V Input Specifications Input (voltage level) Contact input DUB01 Terminals Y1, Y2 DUB01 Terminals Z1, Y1 PUB01 Terminals 5, 7 PUB01 Terminals 8, 9 Disabled > 10 k Measuring ranges Enabled < 500 Direct Int. resist. Max. volt. Latch disable > 500 ms Selectable by DIP-switches ..10V: 0.1 to 1 V AC/DC >200 k 100 V 0.2 to 2 V AC/DC >200 k 100 V 0.5 to 5 V AC/DC >200 k 100 V 1 to 10 V AC/DC >200 k 100 V Max. voltage for 1 s 200 V ..500V: 2 to 20 V AC/DC >500 k 350 V 5 to 50 V AC/DC >500 k 350 V 20 to 200 V AC/DC >500 k 600 V 50 to 500 V AC/DC >500 k 600 V Max. voltage for 1 s 1000 V Note: The input voltage cannot raise over 300 VAC/DC with respect to ground (PUB01 only) Specifications are subject to change without notice (08.06.10) 1DUB01, PUB01 Output Specifications General Specifications Output SPDT relay Power ON delay 1 s 0.5 s or 6 s 0.5 s Rated insulation voltage 250 VAC Reaction time (input signal variation from Contact ratings (AgSnO ) -20% to +20% or from 2 Resistive loads AC 1 8 A 250 VAC +20% to -20% of set value) DC 12 5 A 24 VDC Alarm ON delay < 100 ms Small inductive loads AC 15 2.5 A 250 VAC Alarm OFF delay < 100 ms DC 13 2.5 A 24 VDC Accuracy (15 min warm-up time) 6 Mechanical life 30 x 10 operations Temperature drift 1000 ppm/C 5 Delay ON alarm 10% on set value 50 ms Electrical life 10 operations Repeatability 0.5% on full-scale (at 8 A, 250 V, cos = 1) Indication for Operating frequency 7200 operations/h Power supply ON LED, green Dielectric strength Alarm ON LED, red (flashing 2 Hz Dielectric voltage 2 kVAC (rms) during delay time) Rated impulse withstand volt. 4 kV (1.2/50 s) Output relay ON LED, yellow Environment Degree of protection IP 20 Pollution degree 3 (DUB01), 2 (PUB01) Operating temperature -20 to 60C, R.H. < 95% Supply Specifications Storage temperature -30 to 80C, R.H. < 95% Housing Power supply Overvoltage cat. III Dimensions DUB01 22.5 x 80 x 99.5 mm Rated operational voltage (IEC 60664, IEC 60038) PUB01 36 x 80 x 94 mm through terminals: Material PA66 or Noryl A1, A2 or A3, A2 (DUB01) 2, 10 or 11, 10 (PUB01) Weight Approx. 150 g Screw terminals D48: 24 to 48 VAC/DC 15% Tightening torque Max. 0.5 Nm 45 to 65 Hz, insulated acc. to IEC 60947 B23: 115/230 VAC 15% Product standard EN 60255-6 45 to 65 Hz, insulated Approvals UL, CSA Dielectric voltage DC supply AC supply Supply to input 2 kV 4 kV CE Marking L.V. Directive 2006/95/EC Supply to output 4 kV 4 kV EMC Directive 2004/108/EC Input to output 4 kV 4 kV EMC Immunity According to EN 60255-26 Rated operational power According to EN 61000-6-2 AC 4 VA Emissions According to EN 60255-26 DC 3 W According to EN 61000-6-3 Mode of Operation DUB01 and PUB01 monitor drops below (or exceeds) the set delay time. Note both AC and DC over or the set level (see hysteresis Provided that the voltage When the inhibit contact is under voltage. setting), or when power sup- has dropped below (or has opened, if the input signal is ply is interrupted. exceeded) the set point (see already in alarm position, the Example 1 hysteresis setting) the relay delay time needs to elapse (no connection between ter- Example 2 releases when the intercon- before relay activation. minals Z1, Y1 or 8, 9 - latch (connection between termi- nection between terminals function disabled) nals Z1, Y1 or 8, 9 - latch Z1, Y1 or 8, 9 is interrupted, function enabled) or power supply is interrupt- The relay operates when the ed as well. measured value exceeds (or The relay operates and The red LED flashes until the drops below) the set level for latches in operating position delay time has expired or more than the set delay when the measured value the measured value has time. exceeds (or drops below) dropped below the set point It releases when the voltage the set level for more than (see hysteresis setting). 2 Specifications are subject to change without notice (08.06.10)