SIEMENS
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Siemens KT 10.1 · 2016
10
Add-on modules
Buffer module
■
Technical specifications
■
Ordering data
Article No.
Article No.
6EP1961-3BA01
SITOP PSE201U buffer module
Input/Output
Stabilized, isolated
DC voltage
Rated voltage
U
in rated
24 V DC
Voltage range
24 ... 28.8 V
Control input
-
Rated output voltage
U
out rated
U
in
– approx. 1 V
Rated current
I
out rated
40 A
Mains buffering
Backup time:
• With 40 A load current: 200 ms
• With 20 A load current: 400 ms
• With 10 A load current: 800 ms
• With 5 A load current: 1.6 s
Reduces the backup time by 100 ms
in combination with 6EP1 437-3BA10.
Buffering time, max.
10 s
Protection and monitoring
Current limiting, static
Typ. 40 A
Short-circuit protection
Electronically
Signaling/alarm signals
Status display
Green LED for
"Supply voltage > 20.5 V"
Signaling
-
Safety
Galvanic isolation
Yes, SELV acc. to EN 60950-1
Safety class
Class I
Safety test
Yes
CE marking
Yes
UL/cUL (CSA) approval
UL-Listed (UL 508) File E197259,
CSA (CSA C22.2 No. 14,
CSA C22.2 No. 107.1)
Explosion protection
-
Degree of protection (EN 60529)
IP20
EMC
Emitted interference
EN 55022 Class B
Noise immunity
EN 61000-6-2
Operating data
Ambient temperature range
0 ... +60 °C with natural convection
Transport and storage temperature
range
-40 ... +85°C
Humidity class
Climate class 3K3 according to
EN 60721, no condensation
Mechanics
Connections
One screw-type terminal each for
+ and - for 0.5 ... 10 mm
2
solid/finely stranded
Dimensions (W x H x D) in mm
70 x 125 x 125
Weight, approx.
1.2 kg
Mounting
Can be snapped onto standard
mounting rail EN 60715 35x7.5/15
SITOP PSE201U buffer module
6EP1961-3BA01
For SITOP smart and
SITOP modular
buffer time 100 ms to 10 s
dependent on load current
Accessories
Device labeling plates
3RT1900-1SB20
© Siemens AG 2016