Hold-up time, Dc input – Rockwell Automation 1606-XLP60EQT Power Supply Reference Manual User Manual

Page 7

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All parameters are specified at 24V, 2.5A, 230Vac input, 25°C ambient and after a 5 minutes run-in time unless noted otherwise.

Rockwell Automation Publication 1606-RM014A-EN-P — March 2014

7

Bulletin 1606 Switched Mode Power Supplies

6. Hold-up Time

AC 100V

AC 120V

AC 230V

Hold-up Time

typ.

36ms

54ms

218ms

at 24V, 1.25A, see Fig. 6-1

typ.

15ms

24ms

107ms

at 24V, 2.5A, see Fig. 6-1

Note:

At no load, the hold-up time can be up to several seconds. The green DC-ok lamp is also on during this time

Fig. 6-1 Hold-up time vs. input voltage

Fig. 6-2 Shut-down behavior, definitions

0

20

40

100

120ms

85

120

155

190

230Vac

Input Voltage

Hold-up Time

60

80

a) 24V 1.25A typ.
b) 24V 1.25Amin.
c) 24V 2.5A typ.
d) 24V 2.5A min.

a

b

c

d

- 5%

Hold-up Time

Zero Transition

Output
Voltage

Input
Voltage

7. DC Input

The power supply can also be supplied from a DC source. Use a battery or similar DC source. For other sources, contact
RA. Connect the + pole to L and the – pole to N. Connect the PE terminal to an earth wire or to the machine ground.

DC input

nom.

DC 110-300V

-20%/+25%

DC input range

min.

88-375Vdc

continuous operation, reduce output power according
Fig. 7-2 at voltages below 110Vdc

Allowed Voltage L/N to Earth

max.

375Vdc

IEC 62103

DC input current

typ.

0.62A / 0.22A

110Vdc / 300Vdc, at 24V, 2.5A

Turn-on voltage

typ.

90Vdc

steady state value

Shut-down voltage

typ.

57Vdc

similar behavior as shown in Fig. 3-1

Fig. 7-1 Wiring for DC Input

Fig. 7-2 Allowable output current below

110Vdc input voltage

+

-

Load

L

N

PE

+

-

Power Supply

AC

DC

Battery

internal

fused

0

10

20

30

40

60W

80

90

100

110

130Vdc

Input Voltage Vdc

Output Power

50

120

(b)

(a)

(a) Continuous
(b) Short-term

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