(1) DEP-1000 Features
Standard 4U assembly. Compact structure. Flexible installation.
Multi-CPU based design. Extremely high MTBF. Full considerations
on EMI and EMC.
36 synchronized samples per cycle. High analog measurement
accuracy.
Easy-to-use local MMI provided by touch keyboard and crystal
display facilitates the test, maintenance, and operation.
Flexible communication mode supports various channels
(including dial-up and Ethernet), remote parameter modification
and maintenance.
One day hourly storage of data.
Powerful interfacing capability makes it possible to connect
a variety of IEDs in the substation and transfer data
to remote dispatch centers and local control centers in
different protocols.
Optional VAC can save investment for the construction
of the substation.
(2) DEP-1000 Functions
Data acquisition and process
analog input (including P,Q,V,I,f,cosΦ)
digital input
pulse input and accumulation
digital output
communication
(3) DEP-1000 Specifications
Analog input
-- CT input: 0~5A, max. overload 120%
-- PT input: 0~100V, max. overload 120%
-- Sampling rate: 36 per cycle
-- A/D accuracy: 12 bits 8 channel synchronous sample
-- Programmable amplifier: 16
-- Calculation error: <2-24
-- Composite error: <0.5
-- Conversion time: <50ms
-- Max. capacity: 48 lines
Digital input
-- Optically-isolated input: 24VDC
-- Scanning rate: 2ms
-- Max. capacity: 384
Pulse input and accumulation
-- Input frequency: <32HZ
-- Input mode: optically-isolated input 24/12VDC
-- Accumulated bits: 32 bits
Digital output
-- Control mode: select-check-operate
-- Max. capacity: 96
Communication and channels
-- Channel media: PLC, microwave, optical fiber, cable,
dial-up, Ethernet
-- Communication protocols: various CDT, polling protocols
-- Modulation and demodulation: FSK, PSK, DPSK ……
Power supply
-- Input: 220V±20% AC/DC
Resistance to vibration and shocks
-- IEC 255-21-1, IEC 255-21-2
Working environment
-- Operation ambient temperature: -5oC ~+45oC
-- Storage temperature: -20oC ~+70oC
-- Humidity: relative humidity≤95%
-- Atmospheric pressure: 86 ~ 108 kpa
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