ABC401 Series

5

Asia-Pacific

+86 755 298 85888

Europe, Middle East

+353 61 225 977

North America

+1 408 785 5200

© 2020 Bel Power Solutions & Protection

BCD.01060_B

Figure 1. Power Derating Curves for Open Frame, U-Chassis and Perforated Cover Models

Figure 2. Power Derating Curves for Top Fan and Front Mounted Fan Models

Base signals and controls are accessible from signal connector P204.

SIGNAL

DESCRIPTION / CONDITION

MIN

NOM

MAX

UNIT

PS_ON

Active low, +5 V TTL signal compatible. Input low voltage

0

-

2.0

V

3.0

-

-

V

V1 and V2 disabled when PS_ON is open

V1 and V2 enabled with PS_ON connected to RTN

P_OK

+5 V TTL compatible

Logic level low (<10 mA sinking)

-

-

0.7

V

Logic level high (100µA sourcing)

2.4

-

5

V

Low to high time after V1 in regulation

0.05

-

0.1

s

Power down warning time

1

-

-

ms

-

-

200

ms