DROPSA 3414017 Manuale di funzionamento e manutenzione - Pagina 2
Sfoglia online o scarica il pdf Manuale di funzionamento e manutenzione per Pompa dell'acqua DROPSA 3414017. DROPSA 3414017 9. Hydraulically controlled pump
Stampa la pagina1. INTRODUCTION
This operation and maintenance manual refers to the Hydraulically controlled pump - Series 3414... and contains important
information for the health and safety protection of the personnel who use this equipment.
The most recent version can be obtained by requesting it from the Sales Technical Office or online at http://www.dropsa.com.
This manual must be read carefully and kept so that it is always available to the operators who want to consult it.
2. GENERAL DESCRIPTION
The Hydraulically controlled pump - Series 3414..., of sturdy construction and highly reliable, is made up of a galvanized steel
body, piston in hardened and lapped steel and a hydraulic control cylinder in which a piston slides with anti-oil rubber gasket.
The control requires a 4-way solenoid valve (line - cylinder - discharge) for dual action pumps. The solenoid valve can also be
used 3 ways (plugging one of the outlets) for single acting pumps. The solenoid valve is supplied on request by Dropsa Spa.
It can also come with an electrical contact for the minimum level check.
The pump can be supplied without reservoir for applications on special reservoirs or reservoirs owned by the customer. Fitted
with plate with holes for lubricant entry with G½ UNI-ISO 228/1 threading.
3. PRODUCT IDENTIFICATION
A yellow is located on the front part of the pump that indicates the product code and the basic characteristics.
4. TECHNICAL CHARACTERISTICS
CHARACTERISTIC
Operating temperature
Storage temperature
Operating relative humidity
Flow rate
Filling filter
Sound pressure level
Lubricant outlet
Control oil inlet
Control oil viscosity
Reservoir capacity
Lubricant grade
Reservoir filling
Lubricant oil viscosity
Lubricant inlet
Compression ratio
Control oil pressure
Compression ratio
Control oil pressure
ATTENTION: Do not power the machine with pressure different than what is indicated on the label.
GENERAL TECHNICAL CHARACTERISTICS
U.M.
°C - [°F]
°C - [°F]
%
cm³/stroke
[cu.in./stroke]
Type
dB(A)
Thread
Thread
cSt - [SUS]
Version WITH RESERVOIR for GREASE
kg - [lb]
NLGI
Thread
Version WITHOUT RESERVOIR for OIL
cSt - [SUS]
Thread
SINGLE ACTING versions
R
bar - [psi]
DUAL ACTING versions
R
bar - [psi]
VALUE
-5 ÷ +80 - [+23 ÷ +176]
-20 ÷ +50 - [-4 ÷ +122]
90
0.5 ÷ 2
[0.17 ÷ 0.31]
Metallic
<70
Rp ¼ UNI-ISO – 7/1
G ¼ UNI ISO – 228/1
15 ÷ 100 - [77.31 ÷ 462.6]
2 ÷ 5 - [4.4 ÷ 11.2]
1 ÷ 2
G ½ UNI ISO – 228/1
15 ÷ 2000 - [77.31 ÷ 9256]
G ½ UNI ISO – 228/1
4.8:1
30 ÷ 60 - [441 ÷ 882]
1:1
30 ÷ 150 - [441 ÷ 2205]
2