072.01.15

72 Series - Monitoring relays 16 A Features 72.01 72.11 Level control relays for conductive liquids 72.01 - Adjustable sensitivity 72.11 - Fixed sensitivity Emptying or filling functions LED indicator • Reinforced insulation (6 kV - 1.2/50 µs) between: - supply and contacts - electrodes and supply - contacts and electrodes • 35 mm rail (EN 50022) mount • Control about a single level or between Min./Max. limits • 72.01 available also for supply 400 V • • • • • Sensitivity range (5...150) kΩ adjustable Delay time (0.5s or 7s) switch selectable Emptying or filling functions switch selectable U = 24 V DC 24 V AC 50/60 Hz (110...125)V AC 50/60 Hz (230...240)V AC 50/60 Hz L/+ N/54.6 35 42.3 • • • Sensitivity fixed 150 kΩ Delay time fixed: 1s Emptying or filling functions link selectable U = 24 V DC 24 V AC 50/60 Hz (110...125)V AC 50/60 Hz (230...240)V AC 50/60 Hz L/+ N/- FL FS FS ES A1 A2 EL 11 14 A1 B1 B2 A2 12 11 14 F = Filling Z1 Z2 LEVEL LEVEL 44.8 84 12 E = Emptying Z1 Z2 B3 B1 B2 B3 Z1 Z2 T=1s R = 150 kΩ R = (5…150)kΩ 58 FL = Filing – 7s delay FS = Filling – 0.5s delay ES = Emptying – 0.5s delay EL = Emptying – 7s delay FOR UL HORSEPOWER AND PILOT DUTY RATINGS SEE “General technical information” page V Contact specification Contact configuration Rated current/Maximum peak current Rated voltage/Maximum switching voltage V AC Rated load AC1 1 CO (SPDT) 16/30 16/30 250/400 250/400 4,000 4,000 VA Rated load AC15 (230 V AC) Single phase motor rating (230 V AC) Breaking capacity DC1: 30/110/220 V Minimum switching load 1 CO (SPDT) A VA 750 750 kW 0.55 0.55 16/0.3/0.12 16/0.3/0.12 500 (10/5) 500 (10/5) AgCdO AgCdO A mW (V/mA) Standard contact material Supply specification Nominal voltage (UN) V AC Rated power AC/DC VA (50 Hz)/W 400 24 - 110...125 – 230...240 24 — 24 2.5/1.5 2.5/1.5 2.5/1.5 AC (0.8...1.1)UN (0.9...1.15)UN (0.8...1.1)UN DC (0.8...1.1)UN — (0.8...1.1)UN V DC Operating range 24 - 110...125 – 230...240 Technical data Electrical life at rated load AC1 cycles Electrode voltage V AC Electrode current mA Run-on time Max sensitivity range s kΩ Insulation between supply/contacts/electrode (1.2/50 µs) kV Ambient temperature Protection category °C 100 · 103 100 · 103 4 4 0.2 0.2 0.5 - 7 (selectable) 1 5…150 (adjustable) 150 (fixed) 6 6 –20…+60 –20…+60 IP20 IP20 Approvals (according to type) 1 72 Series - Monitoring relays 6 A Features 72.31 3 Phase - Rotation and phase loss monitoring relay Universal voltage monitoring (UN from 208 V to 480 V, 50/60 Hz) • Phase loss monitoring, under phase regeneration • Positive safety logic - make contact opens if the relay detects an error • Small size (17.5 mm wide) • 35 mm rail (EN 50022) mount • European patent pending for the fully innovative principle at the root of the 3 phase monitoring and error survey system • • • Phase rotation monitoring Phase loss monitoring 56.5 43.5 26.5 UN= (208...480) V AC 3~ (50/60 Hz) L1 L2 L3 17.5 A2 A1 A3 45 84 A1 A2 A3 3~U 14 11 14 11 12 12 Contact specification 1 CO (SPDT) Contact configuration Rated current/Maximum peak current A Rated voltage/Maximum switching voltage V AC Rated load AC1 VA Rated load AC15 (230 V AC) Single phase motor rating (230 V AC) 250/400 1,500 VA 250 kW 0.185 A 3/0.35/0.2 mW(V/mA) 500 (10/5) Breaking capacity DC1: 30/110/220 V Minimum switching load 6/15 AgCdO Standard contact material Supply specification Nominal system voltage (UN) Frequency Rated power Operating range V AC 3 ~ Hz VA 50 Hz/ W 208...480 50/60 8/1 V AC 3 ~ 170...500 cycles 100 · 103 s