Glandless Pumps - THERMO-ECO-ENGINEERING Ãºvod

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Switchgears and Control Devices AS Control Devices Wilo-AS 08 µP/AS 1.5 µP: Signal Transmitters and Accessories Wilo-DDA differential-pressure gauge Type bush type pipe union dia. 6 mm Ø Ø Wall-mounted gauge. Universal utilisation for optical head/pressure check procedure, measuring and testing in installations: • Differential pressure readings between feed and return lines in heating systems • Monitoring of heating circulating pumps • Monitoring of filters, compressors, fans, etc. • Checking transmission links: measuring point – monitoring station – actuator – pump drive Pressure measurement ranges: DDA 6: 0 to 0.6 bar DDA 16: 0 to 1.6 bar DDA 40: 0 to 4.0 bar Dimensions in mm Fixing sundries provided by customer >Technical Data Maximum pressure rating: up to 25 bar Measuring accuracy: ± 2.5% of upper limit Ambient temp.: -10 °C to +80 °C Media temp.: 0 °C to +85 °C Installation position: any Weight: about 1.2 kg 392 Subject to change without prior notice 09/2006 WILO AG
Switchgears and Control Devices Wilo-VR, CRn, and CR control devices Performance features Wilo Control Device… VR-HVAC CRn CR Applications Pump versions Glandless/glanded pumps Glandless/ glanded pumps Glandless/ glanded pumps Pump types Electronically controlled pumps Standard/ Electronically controlled pumps Standard Pumps Number of pumps 1–4 1–6 1–6 Technical Data Heating, Air-conditioning, Cooling Complete device • Power supply for pumps required on-site Modular construction • • • • rated power range P 2 0.37–22.0 kW 1.1–200 kW 1.1–200 kW Activation types: Steplessly analogue Steplessly analogue/St.-Delta opt. direct/St.-Delta Electrical connection standard version: Protection class 3~400 V, 50 Hz/1~230V, 50 Hz 1~230V, 50 Hz Power connection of the pumps on-site IP 54 IP 00 + IP 42 Standard / IP 54 optional 3~400 V, 50 Hz IP 00 + IP 42 standard/ IP 54 optional Potable water circulation Permitted ambient temperature: 0 °C to +40 °C 0 °C to +40 °C 0 °C to +40 °C Speed range Stepless analogue, 2–10 V, 3–10 V, 4–10 V pre-selectable, min. pump speed according to name plate up to 100 % between 40 % and 100 % of the nominal motor speed between 40 % and 100 % of the nominal motor speed Control modes (Description on the following pages) p-c • • • p-c (T A ) – • • p-q (m³/ h) – • • p-v • • • T A (outside temperature), controller – • • T-abs (process temp.), controller – • • T VL (feed temperature), controller – • • T RL (return temperature), controller – • • T-c – • • T-v – • • Manual control mode (DDC) – • • Q-c – • • • = available, – = not available Solar thermal Service/Accessories, Systems Switchgears and Control Devices Pump Management Systems Wilo Catalogue A1 - Circulating pumps in glandless design 393
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Catalogue Heating, Air-Conditioning
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Program overview and fields of appl
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Contents General Notes and Abbrevia
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General Notes and Abbreviations Wea
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Planning Guide Glandless Pumps (Gen
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Planning Guide Connection Notes Wil
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Planning Guide Connection Notes Wil
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Planning Guide Identification Code
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Planning Guide Energy efficiency cl
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Planning Guide EEI Classifications
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Planning Guide High-Efficiency Pump
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Planning Guide Energy-Saving Pumps
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Heating, Air-conditioning, Cooling
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Potable water circulation Contents
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Potable water circulation High-effi
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Potable water circulation Standard
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Solar thermal Contents Solar therma
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Solar thermal High-efficiency pumps
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Solar thermal Standard pumps (singl
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Service/Accessories Contents Servic
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Service/Accessories Wilo-TOP Motor
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Service/Accessories Circuit diagram
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Service/Accessories Switching plugs
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Service/Accessories Threaded Pipe U
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Service/Accessories Adapter Fitting
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Service/Accessories Cold water insu
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Service/Accessories Cold water insu
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Pump Management Systems Wilo-Contro
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WILO AG Nortkirchenstraße 100 4426
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Glandless Pumps - THERMO-ECO-ENGINEERING Ãºvod

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