Power Distribution Cabinet Distribution Terminal Unit DTU

• Customization: Available
• Type: Power
• Structure: Protection
• Model NO.: RC-D3100(Type D17)
• Certification: ISO9001:2000, VDE, CCC
• Form: All- packaged Type
• Operation Voltage: High Voltage
• Size: 1 Uint
• Application Range: Power Distribution Cabinet
• Shell Material: Stainless Steel
• Shell Protection Grade: IP44
• Brand: RC
• Transport Package: Export Standard Wooden Case
• Specification: 1700*600*600/2200*800*600
• Trademark: Ampower
• Origin: China
• Production Capacity: 100pieces/Week

Product Description

 

RC-D3100 Newly Designed DTU Meets State Grid's Special Testing and One Integration Requirements
The device adopts advanced digital signal processing technology, high-speed industrial network communication technology, multi CPU integration technology, embedded industrial chipset, and multitasking real-time operating system.
The core unit adopts a standard aluminum alloy movement design, modular design, easy expansion, and supports a maximum of 12 circuit primary and secondary fusion line intervals, with abundant resources.
Rich communication interfaces: 2 network ports, 6 reusable RS232 and 485 ports, expandable wireless communication function.
Supports multiple communication protocols and devices can be cascaded.
Support multiple communication protocols, devices can cascade VI
Multiple protection logics are available for on-site selection or switching on/off
Built in State Grid professional security chip, business data encryption (optional).
The device maintenance tool software provides the main configuration function.

function	describe
San Yao	Maximum support for 8-loop fusion line interval
	public	Telemetry: Two sets of bus voltage
		Remote signaling: power module, reset, cabinet door
		Remote control: Battery activation
	Each group of lines	4-channel telemetry: IA, IB, IC, 310
		5-way remote signaling: separation, closing, non stored energy, grounding knife, backup
		2-channel remote control: opening and closing
	Sampling accuracy	Voltage and current level 0.2, power level 0.5, frequency level ± 0.01
	Remote signaling resolution	≤2ms, Anti shake 1~65535ms can be set
	remote control	On/off ≥ 105, pulse width 1~65535ms can be set
data transmission	communication interface	6 serial ports RS232/RS485 can be switched on-site, 2 RJ45 ports
	Communication protocol	IEC60870-5-101,IEC60870-5-104, Support parameter configuration and file upload extension functions
	Communication cascade	Line loss module, dehumidification module, battery detection module, relay protection, measuring instrument
	Support multiple master stations, receiving remote control commands from only one master station at a time
Historical data storage	Circular storage of 1024 TCOS event records, with file transfer capability for uploading
	Circular storage of 31 days of fixed-point records, with file transfer capability for uploading. 96 fixed-point data are generated at equal intervals every day
	Cycle storage of extreme value records for 31 days, which can be uploaded via file transfer. One extreme value record is generated per day
	30 remote control operation records can be stored in a loop and uploaded via file transfer
	Forward and upload the daily frozen electric energy file generated by the line loss module, as well as the power reverse electric energy freezing value file
Fault recording	64 sets of waveform data are stored in a loop and can be uploaded to the main station via file transfer
	The starting conditions for waveform recording include overcurrent fault, line voltage loss, zero sequence voltage, and sudden changes in zero sequence current, which can be set separately or in combination
	The recording content includes waveform data for the first 4 cycles before the occurrence of the fault and the last 8 cycles after the occurrence of the fault. The number of recording points is 128 per cycle, and the recording data includes voltage, current, and switch position; Meet the recording requirements for 12 circuits
	The recording file format follows the format defined in the Comtrade 1999 standard, consisting of CFG (configuration file, ASCI text) and DAT (data file, binary format) files
relay protection	Quick break, overcurrent, overload, zero sequence overcurrent, triple reclosing, current blocking, anti surge misoperation, voltage exceeding limit, current exceeding limit, PT voltage detection
	Adaptive local feeder automation, voltage time type local feeder automation, voltage current time type local feeder automation
	Voltage exceeding limit, current exceeding limit, PT voltage detection
information safety	Integrated security chip, supporting the parsing function of X.509 standard format SM2 digital certificate, SM1 data encryption and decryption function, SM2 algorithm signature and authentication function, SM2 algorithm public-private key pair generation function, and message authentication code MAC calculation and verification function
	The working status of the security chip can be monitored, and maintenance operations on the device can only be carried out through permission authentication
DC voltage	2 routes, level 0.2
temperature	1 channel, real-time response to the internal environmental conditions of the device
At the right time	GPS B code timing, SNTP network timing, protocol timing