Measure. Control. Regulate. Comfortably controlled and energy-saving. MEASURE CONTROL REGULATE Controlling ventilation and Changes in room occu- Complete system solutions The extensive MSR range air conditioning systems pancy, deteriorations in bring the maximum possible from Helios provides the in accordance with the quality of air at different security for the user and full ideal solution for any appli- changing requirements times, fluctuating tempera- guarantee by Helios. cation and simultaneously and conditions is a must tures, day and night set- Furthermore, a lot of time meets all requirements in for comfortable, energy tings, etc. call for corre- can be saved during plan- relation to energy saving efficient ventilation. sponding adjustments. ning, installation and opera- and noise reduction. Helios offers regulation, tion if the control and regu- control and switch devices lation devices are perfectly for all functions, which are adapted to the fans and tailored to the fans. their functions. Problems are solved before they emerge. 525 Measure Control · Regulate Control. Regulate. Optimise. Task Helios controller solution Page Manual control of air I Manual speed controller flow volume – Without motor protection – 10 V, 24 V DC – Potentiometer for EC fans PU / PA, SU / SA 541 – 230 V~ – Electronic, flush / surface mounted ES, BSX 531 – 230 V~ – Transformer, surface mounted TSW, TSSW 532 – 400 V 3~ – Transformer, surface mounted TSD, TSSD 533 – 230 V~ – Transformer, electronic, surface mounted ETW 535 – With built-in motor full protection for connection to thermal contacts – 230 V~ / 400 V 3~ – Transformer, surface mounted MWS / RDS 532 f. – 400 V 3~ – Electronic, surface mounted ESD 535 – 400 V 3~ – Frequency inverter FU 536 f. I Operation switch for fans with 2 speeds – Pole switch for Dahlander windings, flush / surface mounted PDA / PDU 529 – Pole switch for separated windings, flush / surface mounted PGWA / PGWU 529 Overrun timer I Overrun switch Thermal electric, electronic, mechanic ZT, ZNE, ZNI, with adjustable and fixed times ZV 527 Air quality – I Air quality sensor with on / off function depending automatic system on room air quality ACL 543 Air flow velocity I Air flow monitor for monitoring the minimum air flow velocity in ducts and pipes SWE, SWT 543 °C Room temperature I Ventilation thermostat – one step with on / off function TME 1 542 dependant – four step, mechanical TME 4 534 – stepless, electronic EST 534 I Temperature controllers with integrated power unit, surface mounted – 230 V~ – electronic EUR 6 C 538 – 230 V~ / 400 V 3~ – transformer KTRW / KTRD 534 °C Temperature I Differential temperature controller electronic,, stepless, with power unit difference dependant – 230 V~ for surface mounting EDTW 543 Humidity dependant I Humidistat with on / off function, surface mounted HY 3 542 control I Fans for sanitary areas with integrated humidity control M1/.. F, ELS-VF 22, 53 P Temperature, I Universal controller with power unit 230 V~ EUR 6 C 538 Dor °C pressure, speed with 0-10 V DC output, for EC fans EUR EC 539 or m/s Pa Pressure dependant with power unit 400 V~ FU 536 f. control I Differential pressure controllers, surface mounted, with digital display – 0-10 V DC – electronic EDR 540 I Differential pressure switch for monitoring the air filters, system pressure and fan operation DDS 542 Motor protection I Motor full protection switch to connect the thermal contacts for MD, MW against overload monitoring the windings temperature M 2, M 3, M 4 530 I Motor protection tripping unit for PTC – temperature sensor in windings MSA 530 I Operation switch I Reverse switch to change air flow direction 0 of axial fans WS 528 I Isolation switch to disconnect all phases for service works RS, RHS 528 f. I Pole / reverse switch as before, but for 2 speed axial fans PWGW, PWDA 529 Timer I Weekly autotimer for automatic operation control WSUP, WSUP-S 527 526 Overrun timer Type ZT Ref. no. 1277 Variable run on time, depending on Thermal electric overrun timer duty cycle. with adjustable run on time, Min. approx. 2 min.; max. approx. 12 min. depending on duty cycle. Optional delayed start (approx. 45 sec.) Optional delayed start via different Voltage 230 V, 1~, 50/60 Hz wiring options. Current 4 A (ind.) In parallel wiring with light switch Protection class IP 20 the fan can be temporarily Dimensions mm W 32 x H 40 x D 14 switched off via a series switch. Installation flush mount box behind switch Wiring diagram no. SS-174 – when two rooms/switches are to be controlled SS-174.3 I Flush mounted overrun timer Type ZNE Ref. no. 0342 Stepless adjustable for installation in gang boxes Electronic overrun timer with run on time 0 – 21 min. behind a switch stepless adjustable run on times Optional delayed start 45 sec. Specially designed overrun timer Operation via on / off switch, Voltage 230 V, 1~, 50/60 Hz for bathroom and toilet. The com- e.g. in combination with light Current min. 0.05 A max. 0.8 A (ind.) pact design allows installation be- switch. Protection class IP 40 hind a switch within a single gang Compact design allows easy Dimensions mm W 17 x H 37 x D 13 box. Operation via on / off switch installation. Installation flush mount box behind switch or ideally to be combined with a Wiring diagram no. SS-477.1 light switch in rooms without a – when two rooms/switches window. Can be individually adjust- are to be controlled SS-174.3 ed through different timer varia- tions. Type ZNI Ref. no. 0343 Adjustable interval time 0, 4, 8, 12, 24 hr. Interference immunity and emission Electronic interval switch with Run on time if manually switched, ZT is designed with a thermal electric circuit, is immune against tolerable peak voltages and adjustable interval and run on stepless adjustable 0 – 21 min. interference-free. The interference immunity times Optional delayed start 45 sec. and emission of ZNE/ZNI comply with the latest EN guidelines. ZV is tested as follows: Starts operation automatically at Voltage 230 V, 1~, 50/60 Hz Interference emission to DIN EN 55014 / VDE adjustable time intervals, if no Current min. 0.05 A max. 0.8 A (ind.) 0875-14-1; DIN EN 50370 / VDE 0875-1; manual switching has taken place. Protection class IP 40 DIN EN 61000-3-3 / VDE 0838-3. If switched manually, e.g. light Dimensions mm W 17 x H 37 x D 13 switch, the preset overrun time Installation flush mount box behind switch applies. Wiring diagram no. SS-477.1 – when two rooms/switches are to be controlled SS-174.3 I Overrun timer for mounting Type ZV Ref. no. 1279 Stepless adjustable run on time in terminal box Electronic overrun timer with 4 – 15 min. stepless adjustable run on times Voltage 230 V, 1~, 50/60 Hz and operation switch with run on Current 2,1 A (ind.) time/continuous operation options. Protection class IP 20 Parallel wiring to a light switch and Dimensions mm W 18 x H 93 x D 67 fan is possible via an on / off Installation terminal box, switch or push button. 35 mm sectional rail Wiring diagram no. SS-236.1 I Weekly autotimer Type WSUP Ref. no. 9990 Voltage 230 V, 1~, 50 Hz Surface mounted or in flush Weekly autotimer Current 1 mA / 20 mV DC mounted box Digital autotimer with LCD display Switching contact potential-free changeover to automatically control any unit in 250 V, 1~, 8 A cos j » 1, µ-contact accordance with the technical da- Protection class IP 20 / II ta. Suitable for switching the least Dimensions mm W 85 x H 85 x D 52 electronic current from 1 mA / Installation surf. casing, flush box 20 mV through a standard, gilded Temperature range -10° C to +35° C µ-contact. Installation in dry envi- Memory space (switching time) 42 ronment. Wiring diagram no. SS-862 Control cabinet installation Type WSUP-S Ref. no. 9577 Voltage 230 V, 1~, 50-60 Hz Weekly autotimer for control Current 1 mA / 20 mV DC cabinet installation Switching contact potential-free changeover Digital autotimer with LCD display 250 V, 1~, 16 A cos j » 1 to automatically control any unit in 2 A cos j » 0.6, µ-contact accordance with the technical da- Protection class IP 20 / II ta. Suitable for switching low-volt- Dimensions mm W 36 x H 90 x D 69 age or low currents through a Installation DIN rail mounting standard, gilded µ-contact. control cabinet Installation in dry environment or Temperature range -30° C to +55° C with occasional condensation. Memory space (switching time) 56 Wiring diagram no. SS-1038 527 Measure Control · Regulate Reversing, speed and operation switches Isolation switches Reversing switch Type WS Ref. no. 1271 Current AC 3 / 5.5 kW / 12 A (ind.) To change air flow direction of Voltage 230 V, 1~, 50/60 Hz For surface and flush mounting 1 ph. and 3 ph. axial high perform- 400 V, 3~, 50/60 Hz ance fans. Installation: Surface or Protection class IP 54 flush mounted (switch box is in- (when flush mounted IP 30) cluded as standard). With screw Wiring diagram no. SS-752 fixing (M 3, 60 mm). Similar to Weight approx. 0.4 kg product pages the units are speci- Dimensions mm W 91 x H 121 x D 109 fied in the model chart. – when flush mounted W 72 x H 72 x D 35 Casing polymer, light grey Reversing, speed and Type DSEL 2 Ref. no. 1306 Two switch rockers with symbols on / off switch 1. Speed changeover switch for speed change or reverse oper- and on / off switch of fans with ation delivered as standard.