EBARA DGU II Operating Instructions, Installation & Maintenance Manual Download Page 14 | Manualshive

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EBARA DGU II Operating Instructions, Installation & Maintenance Manual Download Page 14

EBARA Submersible Grinder Pumps

DGUII/DGFU

Operating, Installation, and Maintenance

EBARA

Fluid Handling

www.pumpsebara.com

14

(t) 803 327-5005 • (f) 803 327-5097

rev. 11/05

Leakage Detector

(Does not apply to Model DGUII.)

1. Construction:

Each switch has a magnet-containing float which senses the liquid level and magnetically actuates a dry
reed switch encapsulated within a stem. The switch opens on rise of liquid. Leakage detector should be wired
into control circuit to disconnect power to pump when activated.

2. Specifications

• Apply to 2 to 10HP

Lead Wire

Float Body

(Polypropylene)

Float

(Polypropylene)

Stopper

(316 S.S.)

Open

Close

Breaking Capacity

: AC50VA, DC50W

Max. Breaking Current

: AC0.5A, DC0.5A

Max. Operating Voltage

: AC300V, DC300V

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Summary of Contents for DGU II

Page 1: ...Submersible Grinder Pump Model DGU II Model DGFU Model DGFMU Operating Instructions Installation Maintenance Manual EBARA Fluid Handling EBARA International Corporation...

Page 2: ...age 1 Safety Information and Introduction 3 2 Specifications 4 3 Pump Checks 4 4 Installation 5 5 Operation 9 6 Maintenance and Service 9 7 Thermal Protector 14 8 Leakage Detector 15 9 Warranty Inform...

Page 3: ...the insulation resistance of the motor If resistance is over 1 mega ohm operate pump to prevent rust from developing on moving parts Follow the instructions under OPERATION when pump operation is to...

Page 4: ...e value should be more than 1 mega ohm While making the measure ment keep the power supply cable off the ground When measuring the insulation resistance with meggar for motor windings do not test over...

Page 5: ...location in the tank where there is the least turbulence 5 If there is a flow of liquid inside the tank support the cable where appropriate See Fig 1 6 Install piping so that air will not be entrapped...

Page 6: ...ns will stop the pump Make sure all electrical connections are secure Manual Operation Type Single Phase Model DGFU DGUII DGFMU Output 2 to 5HP Fig 3 G GREEN L1 RED T1 L2 WHITE T2 L3 BLACK T3 P1 RED P...

Page 7: ...327 5097 rev 11 05 Manual Operation Type Three Phase Model DGFU DGFMU Output 2 to 5HP 208 230V 460V G GRN L1 RED T1 L2 WHT T2 L3 BLK T3 T4 T7 T5 T8 T6 T9 T10 T11 T12 P1 RED P2 WHT P3 BLK P4 ORG G GRN...

Page 8: ...ime in a dry condition or at the lowest water level the thermal protector will be activated Constant repetition of this action will shorten pump service life Do not start the pump again in such a situ...

Page 9: ...seal can be prolonged by replacing the oil in the mechanical seal chamber once a year When replacing oil inject turbine oil No 32 ISO VG 32 until it overflows Fig 5 Be certain to dispose of oil resid...

Page 10: ...6 Low head excessive volume of water 7 Foreign matter clogging pump 8 Motor bearing is worn or damaged 1 Reverse rotation 2 Pump clogged with foreign matter 3 Piping resonates 4 Gate valve is closed t...

Page 11: ...LESS 304 STAINLESS 304 STAINLESS 304 STAINLESS ASTM AISI CODE A48 Class 30 A48 Class 30 AISI304 A48 Class 30 AISI420 AISI304 AISI304 AISI304 AISI304 AISI304 NO FOR 1 UNIT 1 1 1 1 1 1 2 1 1 SET 1 1 1 1...

Page 12: ...AISI304 AISI304 AISI304 AISI304 AISI304 AISI304 NO FOR 1 UNIT 1 1 1 1 1 1 2 1 1 SET 1 1 1 1 1 1 4 4 4 4 4 2 3 PART NO 160 174 193 1 193 2 200 801 802 811 1 811 2 814 816 817 830 838 1 838 2 849 1 849...

Page 13: ...below shall incorporate Miniature Thermal Protectors MTP which are embedded in the windings When temperature of the winding raises and reaches the MTP acting point the motor protection circuit is acti...

Page 14: ...g float which senses the liquid level and magnetically actuates a dry reed switch encapsulated within a stem The switch opens on rise of liquid Leakage detector should be wired into control circuit to...

Page 15: ...ansportation shall be borne by the Purchaser No allowance will be made for repairs without EIC s written consent or approval and the Warranty Period shall not be suspended upon stopping operation for...

Page 16: ...Cedar Line Drive Rock Hill SC 29730 t 803 327 5005 f 803 327 5097 www pumpsebara com 2005 EBARA International Corporation EIC CF3214U H011N 0101 Contact your dealer or supplier for more information a...

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