APC 600 user manual Operation

5.0Operation

5.1Display features

Test button

see Sec. 5.1.8, 5.2

LED indicators

see Sections 5.1.1–5.1.5, 5.2–5.3

5.1.1 On Line indicator

Alarm disable

button

see Sec. 5.1.9, 5.3

Power on button

see Sec. 5.1.6

Power standby

button

see Sec. 5.1.7

The On Line indicator lights when the load is being supplied conditioned power from the utility service. This indicator blinks during the self-test.

5.1.2 On Battery indicator

The On Battery indicator lights when the load has been transferred to UPS battery power, and the utility voltage is not within specified limits.

5.1.3 Overload indicator

The Overload indicator lights when the load exceeds the UPS’s rating of 600 VA (400 W).

5.1.4 Low Battery indicator

The Low Battery indicator lights when less than 2 minutes of backup power are available from the battery (or 5 minutes; see Sec. 5.5.4).

5.1.5 Replace Battery indicator

The Replace Battery indicator lights when the UPS’s battery fails the self- test. The indicator turns off after a successful self-test.

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