APC BML3-A Leaflet

·  Apply appropriate personal protective equipment (PPE) and follow safe electrical work  
  practices. See NFPA 70E.
·  This equipment must only be installed and serviced by qualified electrical personnel.
·  Turn off all power supplying this equipment before working on or inside equipment.
·  Always use a properly rated voltage sensing device to confirm power is off.
·  Replace all devices, doors and covers before turning on power to this equipment.
Failure to follow these instructions will result in death or serious injury.

Retain for future use

For technical support, go to www.apc.com/support/contact

For warranty information about your Surge Protection Device, go to the APC

Choose your part number from among the three categories listed under

Hardwire Surge Suppression. A screen containing information specific to

tab to locate the file containing your warranty.

Web site: 

www.apc.com. Choose Products, and then choose Surge Protection

and Power Conditioning. Scroll down to Hardwire Surge Suppression.

your Surge Protection Device is then displayed. Click on the 

Verify that all brick replacement modules have the correct catalog number. The catalog number

is found on the nameplate of each brick replacement module (see Figure 1) and on the SPD
device nameplate.  Use Table 1 to determine the correct replacement catalog number based on
the existing SPD system voltage and peak surge current rating.

120/240V, 1 phase, 3 wire Wye 

120 kA

120 kA

BMP3-A

120/208V, 3 phase, 4 wire Wye 

220/380V, 3 phase, 4 wire Wye 

277/480V, 3 phase, 4 wire Wye 

347/600V, 3 phase, 4 wire Wye 

BMF3-A

BMH3-A

BMG3-A

BML3-A

120 kA

120 kA

120 kA

AØ, BØ, CØ & N

35 lb-in (4N·M)

50 lb-in (5.7N·M)

Ground

50 lb-in (5.7N·M)