Specifications

MX410/MX412 System Manual

2-2 61189500L1-1F

POWER REQUIREMENTS

Table 2-3 lists the current draw at –48 VDC (operating range of –42 VDC to –60 VDC) and ±24

VDC (operating range of ±22 VDC to ±27 VDC) with redundant PSUs installed (MX410 only).

Table 2-4 provides data for determining the recommended fuse for the fuse and alarm panel

that services the MX410/MX412.

Table 2-1. MX410 and MX412 Configuration Codes

Code Input Output

Power Code (PC) F C

Telecommunication Code (TC) X X

Installation Code (IC) A –

Table 2-2. MX410 PSU Configuration Codes

Code Input Output

Power Code (PC) F C

Telecommunication Code (TC) – –

Installation Code (IC) A –

Table 2-3. Current Draw at –48 VDC and ±24 VDC

Part Number Equipment Maximum Current Draw

at –48 VDC

Maximum Current Draw

at ±24 VDC

1189500L1 MX410 0.23 amps 0.41 amps

1189512L1 MX412 0.36 amps 0.76 amps

Table 2-4. Fuse Recommendations

System Voltage Recommended Fuse

–48 VDC 2 amps, slow-blow

±24 VDC 2 amps, slow-blow