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Emerson wall hung power 531, Emerson wall hanging power 48V60A model, the official website offer, brand new

discount 70% in 2018-10-19 to 2018-10-21
price: USD$ 1400.00
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Emerson wall hung power 531, Emerson wall hanging power 48V60A model, the official website offer, brand new

Contact: Zhou Qing

Telephone number: 15321333136


system configuration

System capacity: 90A

Monitor module:




Rectifier module: 3 x R48-2000A3 or R48-2000e3

AC distribution

Input: 1 x 63A/2P (thermal magnetic circuit breaker)

Battery access: 2 x 63A/1P (thermal magnetic circuit breaker)

DC distribution

8 Road: 1x50A/1P, 3x32A/1P, 4x16A/1P (thermal magnetic circuit breaker)


Lightning protection (optional): C lightning protection (20KA) is installed on the AC side of the system, and D lightning protection on the DC side (10kA)

Dry contact: M221S or M222S:4 road alarm output, can be equipped with 8 alarm output (optional)

M820B:8 path alarm output

M225S:2 road alarm output, can be equipped with 6 alarm output (optional)

Accessories: cover, temperature sensor, battery rack, dry contact output expansion board, two times power down


Rectifier module

General module: R48-2000A3

High efficiency module: R48-2000e3

Electrical parameters

Input voltage range: 85Vac ~ 300Vac

Maximum input current: 12A

Power factor: 0.99

Efficiency: ordinary >94%, high efficiency >96%

Output voltage range: -42Vdc ~ -58Vdc

Output current range: 0~42A

Nominal voltage: -48Vdc

Rated voltage: -53.5Vdc

Operating temperature: -40~+80, -40~+65, full load output

Emerson NetSure531A31 power supply system


Monitor module

M221S:LCD liquid crystal display, with the network port, RS232

M222S:LCD liquid crystal display, no net mouth, RS232

M820B:LCD liquid crystal display, with net mouth, USB

M225S:LCD liquid crystal display, no net mouth, RS232

Alarm function:

The monitoring unit can alarm the system fault by sound and light, and report the background host at the same time

M221S, M222S, M225S history alarm record can store 200, M820B history alarm 4000, and has the key operation record function

M221S, M222S has 4 alarm output dry contacts, and can be extended to 8 alarm output (optional)

M820B has 8 alarm output dry contacts, and has RS232 interface function (optional)

M225S has 2 alarm outputs and dry contacts, which can be matched with 6 alarm outputs at most

The sound and time of the alarm are controllable

Battery management function:

Automatic floating charge current limiting, intelligent management, battery protection

Discharge test, 10 sets of battery test records

Three charging modes: timing, fast and constant current

Control function:

Rectifier module switch machine, rectifier module current limiting, current sharing, voltage regulation

Battery charge / floating charge / test conversion, battery protection

Four remote function:

Remote control, remote control, telemetry and remote adjustment

Energy saving function (optional):

Module auto sleep function

High efficiency common module mixed interpolation function


Mechanical parameters

Structure: 19 inches wide, 3U high

Size (mm):483 (width) * 310 (deep) * 132 (high)

Weight: (Kg) = 16Kg (including the rectifier module and monitoring module