Lenze 7812 User Manual

ET4 6/fa checked: 19.04.89 ~MB 33.0831 GB
page: 2
The Lenze inverter series 7800 comprises 8 frequency inverters for
standard three-phasemotors 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
power
Output
voltage
Mains
vottage
50-60
Hz
Hains
current
at norn.
power
Nomin.
motor
power
Power
Loss
at 1=1
f=5OHz
Nca~in.
current
Maxin~j¶~
current
Output
frec~~ency
maxifrLrn
ma ter
vo?t age!
master
current
Ant~ient
teape-
rature
iL7~W
Dimensions
H x L X 0
ljeight
S /kVA
et
U /V
phase
U/ -
mains
/V
hA
eff
p /kW
N
Pv/w 1 IA 1 /A
max
f/Hz ULN/V
7811 3.3
0 ..
lJ 3
3x340 .
505V
4-Q%
4 2.0 100 5 7.5
0.5 ...
360Hz
0. .+/-10V
4 ..20 rnA
0 ...
40
0C
~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
8.5 7&12 5.6 7.5 3.7 180
112
118
1
13
7813 8 10.5 5.5 270 18
7814 12 16.5 7.5 360 27
7815 15 21.5 11 510 23 35
2 ...
240 Hz
7816 19 27.5 14 640 29 44
7817 24 35 17 760 37 55
7818 28 41 20 8.60 43 64

Lenze 7812 Specifications

General

Brand	Lenze
Model	7812
Category	DC Drives
Language	English