Siemens SIMATIC Rack PC 840 - Page 180

Technical Specifications
B-2
SIMATIC Rack PC 840 Manual
A5E00104826-03
General
Order nos. See order documentation
Dimensions (w x h x d) 430.4x177.4x44.4 (w x h x d in mm)
For more details refer to chapter 3.2
Weight min. 16 kg, max. 23 kg
Supply voltage (U
N
) 120 V AC to 240 V AC (85 ... 264 V AC)
alternative: 24 V DC 20,4 ... 28,8 V DC)
Line voltage frequency 50 - 60 Hz
Brief voltage interruption acc. to Namur
(AC)
min. 20 ms at 0.85 U
N
(max. 10 times per hour; min. recovery time 1 s)
max. power consumption 265 W
max. current output (AC) +5V/30A *
+3,3V/20A *
* in total 160W
+12V/7A
–12V/0.5A
–5V/0.5A
+5Vaux/1.5A
in total max. 180W
max. current output (DC) +5V/ 30A *
+3,3V/20A *
* in total 160W
+12V/8A
–12V/0.5A
–5V/0.5A
+5Vaux /1A
in total max. 180W
Noise emission < 55 dB(A) to DIN 45635
Enclosure IP 41 front, IP 20 at the rear
Safety
Protection class Protection class I acc. to IEC 60536
Safety specifications IEC 60950 acc. to DIN VDE 0805
Electromagnetic Compatibility (EMC)
Emitted interference (AC) EN 55022 Class A, EN 61000-3-2 class D and EN 61000-3-3
Emitted interference (DC) EN 55022 Class A
Noise immunity:
Mains borne disturbance variables on
supply lines
±.2 kV (to IEC 61000-4-4; Burst)
± 1 kV (to IEC 61000-4-5; Surge symm)
± 2 kV (to IEC 61000-4-5; Surge unsymm)
Noise immunity on signal lines ± 1 kV (IEC 61000-4-4; Burst; length < 3m)
± 2 kV (IEC 61000-4-4; Burst; length > 3m)
± 2 kV (to IEC 61000-4-5:1995; Surge unsymm;
length > 20 m)
Noise immunity to discharges of static
electricity
± 6 kV contact discharge (to IEC 61000-4-2)
± 8 kV air discharge (to IEC 61000-4-2)
Immunity to RF interference 10 V/m 80-1000 MHz, 80% AM (to IEC 61000-4-3)
10 V/m 900 MHz and 1.89 GHz, 50% ED
(to IEC 61000-4-3)
10 V 9KHz- 80MHz (to IEC 61000-4-6)
Magnetic field 30 A/m 50Hz (to IEC 61000-4-8)