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Summary of Contents for Grundfos DDE
- Page 1 GRUNDFOS INSTRUCTIONS SMART Digital - DDE Installation and operating instructions...
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Page 2: Declaration Of Conformity
My firma Grundfos prohlašujeme na svou plnou odpovědnost, Vi, Grundfos, erklærer under ansvar at produkterne DDA, DDC og DDE že výrobky DDA, DDC a DDE, na něž se toto prohlášení vztahuje, som denne erklæring omhandler, er i overensstemmelse med disse af jsou v souladu s ustanoveními směrnice Rady pro sblížení... -
Page 3: Table Of Contents
English (GB) Installation and operating instructions Original installation and operating instructions. Faults Indication of faults CONTENTS List of faults Page Disposal Safety instructions Symbols used in this document Warning Qualification and training of personnel Prior to installation, read these Safety instructions for the operator/user installation and operating instructions. -
Page 4: Safety Instructions For The Operator/User
2. General information back on, the dosing lines must be connected in such a way that any The DDE dosing pump is a self-priming chemicals in the dosing head cannot diaphragm pump. It consists of a housing spray out and put people at risk. -
Page 5: Warranty
• The maintenance is carried out by authorised and are considered improper and are not qualified personnel. permitted. Grundfos cannot be held • Original spare parts are used for repairs during liable for any damage resulting from maintenance. -
Page 6: Symbols On The Pump
2.4 Symbols on the pump Symbol Description Indication of universally dangerous spot. In case of emergency and prior to all maintenance work and repairs, take the mains plug out of the mains supply! The device complies with electrical safety class II. Connection for deaeration hose at dosing head. -
Page 7: Type Key
Hose, 3/8" x 1/2" (up to 60 l/h, 10 bar) Mains plug USA, Canada Australia, New Zealand, Taiwan Switzerland Japan Argentina Design Grundfos * Including: 2 pump connections, foot valve, injection unit, 6 m PE discharge hose, 2 m PVC suction hose, 2 m PVC deaeration hose (4/6 mm). -
Page 8: Product Overview
Drain opening in case of diaphragm breakage Signal inputs/outputs * (Section 4.3) Mounting plate Valve, suction side Mains connection * only control variant DDE-PR/P Fig. 2 Overview 3. Technical data / Dimensions 3.1 Technical data Data 6-10 15-4 Turndown ratio (setting range) - Page 9 Data 6-10 15-4 Max. inlet pressure, suction side [bar] [mPas] Max. viscosity with spring-loaded valves (= cP) [mPas] Max. viscosity without spring-loaded valves (= cP) Min. internal hose/pipe diameter [mm] 1), 3) suction/discharge side Mechanical Min. internal hose/pipe diameter data [mm] suction/discharge side (high viscosity) Min./Max.
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Page 10: Dimensions
3.2 Dimensions The indicated dimensions are the same for all control variants of the DDE range. The following drawing shows the DDE-PR control variant. 17.5 G 5/8 4 x Ø6 Fig. 3 Dimensional sketch Pump type A1 [mm] B [mm]... -
Page 11: Assembly And Installation
4.1.2 Align and install mounting plate guaranteed in conjunction with lines Caution • Vertical installation: Mounting plate slot supplied by Grundfos! mechanism must be above. • Horizontal installation: Mounting plate slot The lines used must comply with the pressure limits as per section mechanism must be opposite the dosing head. -
Page 12: Electrical Connection
2-5 operating hours at 3 Nm. Installation example The pump offers various installation options. In the picture below, the pump is installed in conjunction with a suction line, level switch and multifunction valve on a Grundfos tank. Multifunction valve Deaeration hose... - Page 13 Electric circuits of external devices connected to the pump inputs must be separated from dangerous voltage by means of double or reinforced insulation! ► Fig. 8 Wiring diagram of the electrical connections (DDE-PR/P) External stop and pulse input Pins Function...
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Page 14: Start-Up
2. Open the deaeration valve by approximately half set accurately. a turn. 3. DDE-PR/P control variant: Press the [100 %] key Mechanical lock and hold it down, until liquid flows out of the The mechanical lock protects the set dosing capacity deaeration hose continuously and without any against unauthorised manipulation. -
Page 15: Operation Modes
• Pulse *, see section 6.2.2 In order to monitor the filling level in the tank, a * Applies to DDE-PR/P control variant. dual-level sensor can be connected to the pump. 6.2.1 Manual The pump responds to the signals as follows: In this operation mode, the pump doses constantly the dosing quantity set by the adjustment knob. -
Page 16: Relay Outputs
6.3.3 Relay outputs Applies to DDE-PR control variant. The pump can switch two external signals using installed relays. The relays are switched by potential-free pulses. The connection diagram of the relays is shown in section 4.3 Electrical connection. Relay 1 is allocated with the alarm signals (tank empty, motor blocked) as standard. Relay 2 can be allocated... -
Page 17: Service
7. Service 7.3 Perform service Only spare parts and accessories from Grundfos In order to ensure a long service life and should be used for maintenance. The usage of dosing accuracy, wearing parts such as non-original spare parts and accessories renders diaphragms and valves must be regularly checked any liability for resulting damages null and void. -
Page 18: Dismantling The Diaphragm And Valves
7.3.3 Reassembling the diaphragm and valves to dispatch! 1. Attach flange (2) correctly and screw on new If the above requirements are not met, Grundfos may diaphragm (4) clockwise. refuse to accept delivery of the pump. The shipping – Make sure that the O-ring (3) is seated costs will be charged to the sender. -
Page 19: List Of Faults
(see section 7.3 Perform service). 9. Disposal This product or parts of it must be disposed of in an environmentally sound way. Use appropriate waste collection services. If this is not possible, contact the nearest Grundfos company or service workshop. Subject to alterations. - Page 20 Princes Risborough HP27 9LE T: +44 (0) 1844 273301 E: sales@astles.co.uk The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks owned by Grundfos Management A/S or Grundfos A/S, Denmark. All rights reserved worldwide. www. astles .co .uk...
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