WOERNER GMZ-E - Pump Unit

GMZ-E Operating manual Page 11 of 31 B0668
3.5.3 Pump unit
The GMZ-E pump consists of the pump body with motor and optionally with a barrel lid and a
grease follow-up plate. This device has the following technical data:
 Number of pump elements 1 … 15
 Delivery volume per stroke 0,08 cm³
 Permitted delivery pressure 350 bar
 Pipe connection 6 mm, 8 mm, 10 mm
 Temperature range -10 … +40 °C
 Number of strokes (Standard motor and 50 Hz) 23,9 min
-1
 Material Housing: Aluminium
Pump element: Steel
Motor: Aluminium/Steel/Copper
Barrel lid / grease follow-up plate: Aluminium cast
Sealings: NBR
 Lubricant Mineral oil >180 cP
grease NLGI-class 000 … 2
 Motor:
Connection voltage with 50 Hz D/Y 220-240/380-415 V
with 60 Hz Y 440-460 V
Electric current with 50 Hz D/Y 1,21/0,7 A
with 60 Hz D/Y 1,07/0,62 A
Nominal rotation speed 1500 min
-1
Performance 180 W
Protection class DIN EN 60529 IP55
(dustproof, protection against jets of water
from all sides)
Insulation class F
 Pressure control (pressure switch)
Switching voltage AC max. 230 VAC
max. 5 A
induktive max. 3 A
Switching voltage DC max. 125 VDC
max. 0,4 A
induktive max. 0,05 A
Plug connection DIN EN 175301-803, shape A
Protection class DIN EN 60529 IP65
Circuit diagram:
The pressure control can’t be used as a level control. It only serves to verify, that sufficient
lubricant is conveyed to the pump elements by the delivery pump.