Specifications are subject to change without notice (07.09.99)
1
Dupline
Field- and Installationbus
DC-AC converter
Input voltage: 12 or 24 VDC
Output voltage: 24 VAC
Output power: max. 4 VA
Built-in fuse on input
H4-housing
For mounting on DIN-rail (EN 50022)
LED-indication for supply ON
Product Description
K 3390 S1 724 is a DC to AC
converter which is used to
supply Dupline modules type
... 024 from 12 VDC or 24
VDC battery banks. The max.
output power is 4 VA.
Type Selection
Supply
Ordering no.
Output 24 VAC, 4 VA
12/24 VDC
K 3390 S1 724
No code module required
Power supply
Installation cat. III (IEC 60664)
Operational voltage
through term. 27 & 28
12/24 VDC
Input volt. selection 12 VDC
Jumper term. 25 & 26
24 VDC
Jumper term. 23 & 24
Reverse-polarity protection
Yes
Rated operational power
8.0 W
Inrush current
0.55 A
Connection
Screw terminal
Term. 27
-
Term. 28
+
Built-in fuse
1.0 A
Type
Quick blow
Dielectric voltage
Supply - Output
2 kVAC (rms)
Supply Specifications
General Specifications
Indication for
Supply ON
LED, green
Environment
Degree of protection
IP 20
Pollution degree
III (IEG 664)
Operating temperature
-20 to + 60C (-4 to +140F)
Storage temperature
-20 to + 85C (-4 to +185F)
Humidity (non-condensing)
0 to 80%
Dimensions
(see "Technical Information")
H4 - housing
Material
Grey PC/ABS blend
Weight
320 g
Output Specifications
Output
Voltage through term. 21 & 22
24 VAC rms 20%
Frequency
55 Hz 5%
Waveform
Modified square wave
Current
0.17 A
Short-circuit protection
None
External fuse
Type Quick
blow
Rating
200 mA
Output power
4 VA
Type
Supply
Ordering Key
Accessories
Type K 3390 S1, Power supply
K 3390 S1 724
2
Specifications are subject to change without notice (07.09.99)
K 3390 S1
Mode of Operation
Accessories
Selection of operational volt-
age is performed by terminal
jumper.
If the jumper is placed be-
tween terminals 23 and 24, 24
VDC input voltage is selected.
If the jumper is placed be-
tween terminals 25 and 26,
the input is set up for
12 VDC.
DIN-rail FMD
411
Wiring Diagrams
12 VDC to 24 VAC
DC supply input
12 VDC
AC output
24 VAC
24 VDC to 24 VAC
DC supply input
24 VDC
AC output
24 VAC
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