NFC-2000Q distribution monitor terminal

1)it working by DL/T721-2000 distribution web auto systerm remote terminal. 2)wall-wanted installation 3)has 3-months memory

Technology parameter:

Environment requirement :

High above sea level:≤2500m

Working temperature:-20°C~+60°C  Store temperature : -25°C~+70°C

Surrounding hasn’t  medium of corrosive gas, electric dust , inflammable and explosive. There are hasn’t knock cold and sleet corrode in installation place.

Working power : 220V±20% (A type)        85V~265V(B type )

Weight :1.5Kg

Measuring signal : split phase

Measuring method: AC sampling

Measuring voltage :59v~280v              Measuring current :0~5 A

Measuring power factory : lag0.200~ a head 0.200

Measuring harmonic :digital display

Measuring active power :0~999.9Kw(split phase)    

Measuring reactive power :0~999.9Kvar(split phase)

Measuring active electric degree :0~999999.99Kwh

Measuring reactive electric degree: 0~999999.99Kvarh

Input/output signal:

Reactive compensation output:12v  30mA/branch

The quantity of on/off output:12v   30mA/branch♣(need out delay)

The quantity of on/off input :main point output (needn’t out delay) ♣

Temperature quantity input:PT100

Alarm output :250v   5A DELAY MAIN POINT

Communication interface data:

RS-485

Communication interface 1: using in remote terminal data select

Method:RS-485/RS-232(to select use front panel bouncing pin)

Brand rate :1200,2400,4800,9600,38400

Data post:8 data post

Parity bit: can setting

Stop spot:1 stop spot

Communication interface 2: using on terminal and other intelligent equipment interface ♣

Method : RS-485

Brand rate:1200,2400,4800,9600,38400

Data post:8 data post

Parity bit: can setting

Stop spot:1 stop spot

Measuring accuracy:

Voltage : ±0.5%      Power : ±1.0%

Current  ±0.5%      Frequency: ±0.5%

Power factory: ±1.0%       Electric quantity: ±1.0%

Above data get for after 10min and within 1 year current .

Setting data:

Voltage upper limit: 240v~275v                    Step-length:5v      

Voltage lower limit: 175v~200v                    Step-length:5v

Goal power factory : 0.90~1.00                     Step-length:0.01

Current transformer ratio : 1~1200

Capacitor switching delay time :20mS~300S

Harmonic voltage setting data: 5%~50%             Step-length:0.5%

Tlock:0.5~1.2                                  Step-length:0.1

Zero sequence current :5%~50%                   Step-length:5%

Attention: “♣” is only Embedded structure product has the function .

NFC-2000Q distribution monitor terminal