9
•
Alarm relay output.
The pump incorporates an alarm relay output.
NC and NO are available and can be used as
required, for example for acoustic or visual
alarms.
•
Anti-seizing system.
The anti-seizing system starts the pump at
programmed intervals to prevent the impeller
from seizing up.
•
Random start delay.
This function ensures an even mains load when
several pumps are started at the same time after
an unintentional power cut.
The DP and EF pumps are portable and designed for
pumping domestic and industrial wastewater.
Two types of pumps are available:
•
DP 10.50
and
DP 10.65
drainage pumps
•
EF 30.50
effluent pumps.
The pumps are designed for free-standing
installation.
DP 10.65.26 pumps can be installed on an auto-
coupling system.
Fig. 1
DP 10.50 pump
Fig. 2
DP 10.65 pump
Fig. 3
EF 30.50 pump
Explanation to figures 1, 2 and 3:
Warning
Special conditions for safe use of
DP and EF explosion-proof pumps:
•
Bolts used for replacement must be
class A2-70 or better according to
EN/ISO 3506-1.
•
The thermal switch in the stator
windings with a nominal switch
temperature of 150 °C shall
guarantee the disconnection of the
supply; the resetting of the supply
shall be manually.
TM
04 485
7 210
9
TM
04
48
58
21
09
TM
04
48
59
21
09
Pos. Description
1
Cable plug
2
Unit
3
Discharge port
4
Discharge flange DN 65, PN 10
5
Lifting bracket
6
Stator housing
7
Level sensor
8
Oil screw
9
Clamp
10
Dry-running sensors
11
Pump foot
12
Pump housing
