8
Electrical control panel
for 1 drainage pump
with three-phase motor
QTLD 1D 12A-FA
OPERATING INSTRUCTIONS
Index
1.
Types
2.
Operating conditions
3.
Components
3.1.
DR 1000 electronic card
3.1.1. Settings of the DR 1000 electronic card
4.
Installation
5.
Electrical connection
5.1.
Motor connection
5.1.1. Inversion of the rotational direction
5.2.
Float switches connections
5.2.1. 2 float switches connections
5.2.2. 3 float switches connections
5.3.
Thermal protector connections
5.4.
Control panel for remote alarm connections
6.
Amperometric protection setting
7.
Operating
7.1.
Operating with 2 float switches
7.2.
Operating with 3 float switches
8.
Motors with thermal protectors
8.1.
Motors with thermal protectors with external
signals
8.2.
Motors without thermal protectors
9.
Control panels for remote alarm
10.
Outside of box cover
11.
Inside of the box
12
Declaration of conformity
1. Types
Type
Setting
QTLD 1D 12A-FA
6 ÷ 12 A
2. Operating conditions
- Mains:
400V 3~ ±10% 50/60 Hz
(other voltages on request).
- Ambient temperature from -5 +40 °C.
- Protection IP 55.
- Dimensions 255x200x205 mm.
- Weight: kg 2,5.
3. Components
Standard construction
Control panel with protection for one submersible
drainage pump with three-phase motor, with a 12A
max. nominal current.
Functions managed by a DR 1000 electronic card
with microprocessor.
Components
- Box in thermoplastic material.
- Line selector switch with door-locking device.
- Power line fuses.
- Auxiliary circuit fuses.
- Contactor.
- Amperometric transformer.
- DR 1000 electronic card with microprocessor.
- Terminals for float switches connection.
- Terminals for connection of remote alarm control
panel RA 100E, RA 100A type.
- Cable glands.
3.1. DR 1000 electronic card
The functioning of the pump is managed by the
DR1000 electronic card that incorporates the
following functions:
- automatic functioning test of the pump every 48
hours of inactivity (with pump in the automatic
functioning mode).
- Pump control with signals coming from:
-
2 float switches:
one for starting-up and
stopping pump, one for the alarm maximum
level (optional).
-
3 float switches:
one for starting-up pump,
one for stopping the pump and one for the
alarm maximum level (optional).