Lüdecke - Main Catalogue Page 72
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Safety Industrial Quick Connect Couplings Series ESIK with Sleeve Lock Mechanism and Plug Coding - single shut-off • Top-quality, extreme robust one-hand quick connect couplings with high-class sealing made of brass MS 58 nickel-plated • Simple and effective protection against accidental disconnection through tightening the locking nut (disconnecting is only possible through loosening the locking nut) • Plug coding: prevents twisting of coded plug in coupling ® valve technology • Very high flow rates with low pressure drop due to patented OptiFlow by • For compressed air or liquid media, e.g. for sewer cleaning and reconstruction DN 7.8 11,7 mm Plug Profile (original size) SW L1 L Materials • Body, valve body: Brass MS 58 nickel-plated • Valve: Brass MS 58 plain • Sleeve, plug: Hardened steel nickel-plated • Locking nut: Brass MS 58 black galvanized • Springs: Stainless steel 1.4310 • Balls: Stainless steel 1.4034 • Seals: NBR (other materials on request) Max. Working Pressure Temperature DN Thread Flow Rate Operation Type of valve Media Area a PN 35 bar -20°C – +100°C 7,8 ISO 228/ DIN EN 10226 2000 l/min One-hand Single Shut-off Air/Others Worldwide 5 Couplings with tapered male thread (thread coated) Thread connection L SW D R 1/4 m 64 19 24 R 3/8 m 64 19 24 R 1/2 m 67 22 24 L1 11 12 15 Couplings with female thread Thread connection L G 1/4 f 61 G 3/8 f 61 G 1/2 f 63 L1 10 10 12 Weight 119 118 135 Type No. ESIK 14 A ESIK 38 A ESIK 12 A D SW L1 L SW 19 19 24 D 24 24 24 Weight 122 113 133 Type No. ESIK 14 I ESIK 38 I ESIK 12 I D L1 SW L Couplings with hose barb Hose connection L SW D L1 Weight Type No. Hose i.D. 6 87 19 24 35 115 ESIK 6 T Hose i.D. 8 87 19 24 35 117 ESIK 8 T Hose i.D. 9 87 19 24 35 118 ESIK 9 T Hose i.D. 10 87 19 24 35 119 ESIK 10 T Hose i.D. 13 87 19 24 35 122 ESIK 13 T For hose clips type ZOS (¡ page 130), type HS (¡ page 131) or crimping ferrules type LPH (¡ page 133) D 72 SAFETY INDUSTRIAL QUICK CONNECT COUPLINGS DN 7.8
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