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QT40 Instruction Manual for Power Supplies
QT40 Bedienungsanleitung für Stromversorgung
Fig. 1/ Bild 1
Output Characteristic / Ausgangskennlinie, typ.
Output Voltage
28V
56V
42V
48V
24V
36V
A
40V
20V
30V
16V
32V
24V
24V
12V
18V
8V
16V
12V
8V
4V
6V
0V
0V
0V
0
50%
100%
48V
36V
24V
Unit
Unit
Unit
Fig. 4 / Bild 4
DC-OK-Signal
V
= V
OUT
ADJ
90%
10%
V
ADJ
<
>
250ms
1ms
1ms
open
closed
open
Fig. 7 / Bild 7
Remote Control of Output Voltage / Externe Steuerung der Ausgangsspannung
Output Voltage
56V
28V
42V
52V
26V
39V
48V
24V
36V
44V
22V
33V
20V
40V
30V
18V
36V
27V
32V
16V
24V
28V
14V
21V
24V
12V
18V
0V
5V
24V
48V
36V
Unit
Unit
Unit
Fig. 9 / Bild 9 Functional Diagram / Funktionsschaltbild
L1
Input Fuses
L2
Input Filter
PFC
Input Rectifier
Converter
L3
Inrush Limiter
Transient Filter
Temper-
Output
Output
ature
Over-
Power
Shut-
Voltage
Manager
down
Protection
PU-374.012.00-10A
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BonusPower
Adjustment range
Bonus Time
Continuously
5s
A
available
Short-term (4s)
B
4
B
available
3
2
1
0
110
120
150% 200% 250%
Output Current
Output derating for 3-Phase operation/
Leistungsrücknahme bei 3-Phasenbetrieb
Allowed Output Power 3-Phase Operation
1440W
1200W
960W
120W
480W
240W
0
-25
closed
Adjustment range
Control
15
Shut-
+
Voltage
down
n.c.
16
Input
min: 0V
-
max. +50V
10V
15V
20V
Control Voltage
Output
Voltage
Regulator
+
+
Output
Power
Filter
Converter
-
-
Output
Voltage
13
Monitor
DC ok
Relay
14
15
Shut-
down
16
Fig. 2/ Bild 2
®
®
Time / BonusPower
Zeit
B*) When testing input to DC-OK ensure that the max. voltage
130
140
150
160%
between DC-OK and the output is not exceeded. We
Output Power
recommend connecting DC-OK pins and the output pins
together when performing the test.
Fig. 5 / Bild 5
0
20
40
60
70°C
Ambient Temperature
Shut-down Input / Shut-down Eingang
Option A:
OFF: linked /
verbunden
ON : open / offen
Shut-
15
down
16
Input
Fig. 10 / Bild 10 Dimensions / Abmessungen
Single /
Parallel
V
OUT
Overload
LED
DC-ok
LED
DC-ok
Contact
Shut-down
Input &
Remote
Control
Fig. 3/ Bild 3
Insulation / Isolation, typ.
Input
DC-ok
L1
B*)
L2
L3
D
A
Output
Earth
C
Shut-down
Fig. 6 / Bild 6
Output derating for 2-Phase operation /
Leistungsrücknahme bei 2-Phasenbetrieb
Allowed Output Power 2-Phase Operation
1440W
1200W
960W
120W
480W
A... 2x 340 to 460Vac
B... 2x 460 to 552Vac
C... max. 60 seconds
240W
D... max. 4 seconds
0
-25
0
20
40
Ambient Temperature
Fig. 8 / Bild 8
Option B:
Option C:
(open collector)
(ext. voltage /
ext. Spannung)
OFF: I > 0.3mA
OFF: U < 1V
ON : I < 0.1mA
ON : U = 4 -29V
Shut-
n.c.
15
n.c.
down
16
Input
I
+
U
-
+/-
-
60
70°C
Shut-
15
down
16
Input
-
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