Features; Specifications - Lenze 7812 Technical Description

ET4 6/fa checked:
The Lenze inverter series 7800 comprises 8 frequency inverters for
standard three-phase motors of powers from 2.0 to 20 kW.

1. Features

Sinusaidal pulse width inodulation
-
Isolated contro3. inputs
-
Contro3. either externally or via keyboard
-
Power outputs are short— and earth-circuit protected
-
Set-value integrator with separately prograininable
-
acceleration and deceleration ramp
U/f control
-
Fault indication system including TRIP indication
-
Tntegrated braking chopper
-
Reversirig
-
Preselection of 4 fixed speeds
-
Option boards can be retrofitted
-

2. Specifications

Ty~e O.vtput Output
power voltage
S /kVA U
et phase
7811 3.3
7&12 5.6
7813 8
0 ..
lJ
7814 12
7815 15
7816 19
7817 24
7818 28
19.04.89
Mains Hains Nomin.
vottage current motor
at norn. power
50-60
Hz power
/V U/ - hA p /kW
mains N
/V eff
4 2.0
7.5 3.7
10.5 5.5
3
16.5 7.5
21.5 11
3x340 .
505V
27.5 14
4-Q%
35 17
41 20
~MB 33.0831 GB
Power Nca~in. Maxin~j¶~ Output
Loss current current frec~~ency
at 1=1
f=5OHz
Pv/w 1 IA 1 /A f/Hz
max
100 5 7.5
180 8.5 13
0.5 ...
360Hz
270 112 18
360 118 27
1
510 23 35
640 29 44
760 37 55
8.60 43 64
page: 2
maxifrLrn Ant~ient
ma ter
vo?t age! teape-
master rature
current
ULN/V iL7~W
0. .+/-10V 0 ...
0C
4 ..20 rnA 40
2 ...
240 Hz
Dimensions
H x L X 0
ljeight
~3~x240x235
•430x240x2.35
10 kg
430x240x235
10.5 kg
430x240x235
11kg
480x280x235
16 kg
480x280x235
18.5 kg
565x280x235
20.5 kg
565X280X235
21.5 kg