Delta MCS-1800 manual Protection, Condition Response

DELTA MCS-1800 3U Power Sh elf

Installation, Operations and

Maintenance Manual

3.2.1.2 Output

Table 7 displays the rectifier output specifications.

Table 7 Rectifier Output Specifications

Specification	Value
	40 to 60VDC [factory preset at –54.3VDC, 30Amps (HL) /
DC Output Voltage	15Amps (LL)] –48V Version
	20 to 30VDC [factory preset at 27.2VDC, 50Amps (HL) /
	25Amps (LL)] +24V Version
Output Power	1800W Maximum (-48V Version)
	1500W Maximum (+24V Version)
Regulation:
Load	<1% (Load 0 to 100%)
Line	<0.1%
Current Limit	110% Max. of Rated Output Current
Noise:
Audio Band	<2mV
Wide Band	<20 mVrms (10 KHz to 100 MHz)
Acoustic	<55 dBA @ 1M
Current Sharing	<5% of Rated Output Current
Dynamic Response	10% to 90% Load Change Overshoot ≤5% Rated Output
	Voltage Recovery Time <1 ms to ≤1% Rated Output Voltage
Protection	Fuse

3.2.1.3 Protection

Table 8 displays the protection specifications.

Table 8 Protection Specifications

Condition

Response

High Output Voltage (Exceeds	Automatic Shutdown and Latch
Preset Value)
Over Current/Output Short	Automatic Shutdown and Recovery
Over Temperature	Automatic Shutdown and Recovery
Brownout	No Damage
AC Input Voltage High	Automatic Shutdown and Recovery
AC Input Voltage Low	Automatic Shutdown and Recovery

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