Datasheet
Data Sheet
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Power Supply Specifications
Table 11 lists the power specifications for the Cisco Catalyst 3750-X and 3560-X Series based on the kind of power
supply used.
Table 11. Power Specifications for Cisco Catalyst 3750-X and 3560-X Series
Description Specification
C3KX-PWR-1100WAC C3KX-PWR-715WAC C3KX-PWR-350WAC C3KX-PWR-440WDC
Power Supply Rated
Maximum
1100W 750W 265W 265W
Total Output BTU (Note:
1000 BTU/hr = 293W)
3793 BTU/hr, 1100W 2465 BTU/hr, 715W 1207BTU/hr, 350W 1517BTU/hr, 440W
Input-Voltage Range and
Frequency
115–240VAC,
50–60 Hz
100–240VAC,
50–60 Hz
100–240VAC,
50–60 Hz
-36VDC to -72VDC
Input Current 12–6A 10–5A 4–2A <8A@-72VDC
<16A@-36VDC
Output Ratings –56V@19.64A –56V@12.8A -56V@6.25A -56V@7.86A
Output Holdup Time 10 ms minimum @
102.5VAC
16.7 ms minimum @
100VAC
16.7 ms minimum @
100VAC
> 2ms@-48VDC
Power-Supply Input
Receptacles
IEC 320-C16
(IEC60320-C16)
IEC 320-C16
(IEC60320-C16)
IEC 320-C14
(IEC60320-C14)
Terminal Strip
Power Cord Rating 15A 15A 10A 20A @ 100VDC
Physical Specifications (H x W x D): 1.58 X 3.25 X
13.25 in
Weight: 3.5 lb
(1.6 kg)
(H x W x D): 1.58 X 3.25 X
11.75 in
Weight: 2.78 lb
(1.26 kg)
(H x W x D): 1.58 X 3.25 X
11.75 in
Weight: 2.76 lb
(1.25 kg)
(H x W x D): 1.58 X 3.25 X
11.75 in
Weight: 2.65 lb
(1.2 kg)
Operating Temperature 23 to 113°F (–5 to 45°C)
Storage Temperature –40 to 158°F (–40 to 70°C)
Relative Humidity
Operating, and
Nonoperating
Noncondensing
5 to 90% noncondensing
Altitude 10,000 ft. (3000 meters), up to 45°C
MTBF Calculated MTBF must be greater than 300,000 using Telcordia SR-332, Method 1, Case 3. Demonstrated MTBF is
500,000 hr (with 90% confidence level).
EMI and EMC Compliance
FCC Part 15 (CFR 47) Class A
ICES-003 Class A
EN 55022 Class A
CISPR 22 Class A
AS/NZS 3548 Class A
BSMI Class A (AC input models only)
VCCI Class A
EN 55024, EN300386, EN 50082-1, EN 61000-3-2, EN 61000-3-3
EN61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-5, EN61000-4-6, EN 61000-6-1
Safety Compliance UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, CCC
LED Indicators “AC OK”: Input power to the power supply is OK.
“PS OK”: Output power from the power supply is OK.