English (GB) Installation and operating instructions 1. General information Original installation and operating instructions These installation and operating instructions describe Grundfos ALR 20/A Ex relay and AL05 Ex 1.1 Hazard statements sensor. The symbols and hazard statements below may Sections 1-6 give the information necessary to be...
The ALR 20/A Ex must be installed in the control cabinet: 1. Slide the ALR 20/A Ex onto a rail to the correct position. ALR 20/A Ex is equipped with a mounting bracket that fits only to 35 mm width mounting rail.
Use a 250 V AC, 0.032 A fine-wire fuse Operation Relay function (slow-acting) in accordance with IEC 60127. • The whole cabinet, which the ALR 20/A Ex and Relay contact 1-4 closed No leakage its fuse is part of, must be equipped with a circuit detected...
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2. 3.2.5 Testing the leakage sensor Two wires lead from ALR 20/A Ex to the sensor; they supply the sensor and also lead a variable current signal, depending on the amount of water in the gear oil.
1, 3 and 4. A device fault is indicated by an illuminating diode on the front panel of the ALR 20/A Ex, see fig. 3, pos. 4. It is possible to draw an external fault signal over pins 1 and 3 (closed in case of fault).
8.1 Replacing the product according to EN 60079-1 Intrinsic safety according to Replace the ALR 20/A Ex in case of a fault. Harmonised EN 60079-11. See section 3. Installing the product.
Max. 95 % (no condensation) In order to meet the requirements of Pollution 9.1.3 Installation altitude Degree 2, install ALR 20/A Ex in a protected Maximum 2000 m above sea level environment with enclosure class IP54 or better, according to IEC 60529. The cabinet must be of a 9.2 Electrical data of ALR 20/A Ex...
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Meie, Grundfos, kinnitame ja kanname ainuisikulist vastutust selle and AL05 Ex sensor som erklæringen nedenfor omhandler, er i eest, et toode ALR 20/A Ex relay and AL05 Ex sensor, mille kohta all overensstemmelse med Rådets direktiver der er nævnt nedenfor, om olev deklaratsioon käib, on kooskõlas Nõukogu Direktiividega, mis on...
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UA: Декларація відповідності директивам EU CN: 欧盟符合性声明 Ми, компанія Grundfos, під нашу одноосібну відповідальність 我们,格兰富,在我们的全权责任下声明,产品 ALR 20/A Ex relay заявляємо, що виріб ALR 20/A Ex relay and AL05 Ex sensor, до and AL05 Ex sensor 系列,其制造和性能完全符合以下所列欧盟委员 якого відноситься нижченаведена декларація, відповідає 会指令。...
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Declaration of conformity GB: Moroccan declaration of conformity FR: Déclaration de conformité marocaine We, Grundfos, declare under our sole responsibility that the products Nous, Grundfos, déclarons sous notre seule responsabilité que les to which the declaration below relates, are in conformity with produits auxquels se réfère cette déclaration, sont conformes aux...
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Argentina China Hong Kong Bombas GRUNDFOS de Argentina S.A. GRUNDFOS Pumps (Shanghai) Co. Ltd. GRUNDFOS Pumps (Hong Kong) Ltd. Ruta Panamericana km. 37.500 Centro 10F The Hub, No. 33 Suhong Road Unit 1, Ground floor Industrial Garin Minhang District Siu Wai Industrial Centre 1619 Garín Pcia.
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Malaysia Serbia Turkey GRUNDFOS Pumps Sdn. Bhd. Grundfos Srbija d.o.o. GRUNDFOS POMPA San. ve Tic. Ltd. 7 Jalan Peguam U1/25 Omladinskih brigada 90b Sti. Glenmarie Industrial Park 11070 Novi Beograd Gebze Organize Sanayi Bölgesi 40150 Shah Alam Phone: +381 11 2258 740...