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Product details
System Overview
CNIKThe 610 series motor protector is a comprehensive low-voltage motor protection device. Capable of various voltage and current protection functions, switch input, and two-way communication in engineering applicationsRS485 communication and analog output functions provide the most economical, effective, and reasonable means for industrial production process control and power distribution automation. Establish a safe, reliable, simple, fast, and powerful system for motor protection, measurement control, management, and communication that meets fieldbus requirements for users. The product complies with the electromagnetic compatibility standards IEC61000-4, 2-3-4-5-6-8-11, Level 4.
characterization
■Three phase current measurement function
■Zero sequence or leakage current measurement function
■Three phase voltage measurement function
■Complete motor voltage and current protection
■Auxiliary power supplyAC85V-450V,/DC100V-550V supports power supply for zero wire motor applications
■Support on-site/Remote communication control for start stop, forward and reverse start, Y/∆ start, and other multiple starts
■LCD display, on-site setting of protection control parameters
■Easy and flexible installation/Maintenance
■Can be compared with mainstreamPLC, DCS networking
■Can be accessedMODBUS field industrial bus, realizing network communication
■Design license according to relay protection standards
■Three proof treatment for circuit boards, supporting use in harsh environments
FEATURES
■Real time measurement function:Ua、Ub、Uc、Ia、Ib、Ic、IO、P、Q、S、COSF、Freq、Ep、Eq
■Switch input:10 channel switch input
■LED indication: 6-way LED lights indicate motor operation, faults, and communication
■AO transmission: 2-channel 4-20mA output, load ≤ 500ohm
■Communication:2 RS485 channels, supporting standard Modbus RTU
■relay protection
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function |
Protect Content |
content |
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Quick break protection |
Time limited quick break during startup process |
6-12Ie, can set mouth action |
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Quick disconnect after startup |
3-12Ie, instantaneous exit action |
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overload protection |
Action coefficient |
1.15Ie |
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Non action coefficient |
1.05Ie |
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Heat dissipation method |
Uniform heat dissipation |
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Heat dissipation time |
0-655.36s |
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Blockage protection |
After startup is completed |
Motor current protection I>Idz, t>Tdz outlet |
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Overvoltage protection |
After startup is completed |
Setting (105-150 ℅ Ue) U>Ugy, t<Tgy Export |
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Imbalance protection |
After startup is completed |
Setting (5 ℅ -300 ℅) |
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I0 grounding protection |
Ordinary zero sequence transformer |
Startup process and delayed segmentation after startup |
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Leakage current transformer 0.1A |
Startup process and delayed segmentation after startup |
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non-electricity protection |
Non electric quantity 1 protection |
External fault switch connected to DI0-DI7 |
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Non electric quantity 2 protection |
External fault switch connected to DI0-DI7 |
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Contactor segmented energy |
Prevent contactor contacts from burning out |
Ifd sets the allowable segmented current for the contactor |
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undercurrent protection |
Execute after startup |
0.1-1 Ie |
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under voltage protection |
Execute after startup |
75%-95%Ue |
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Over frequency protection |
Overfrequency protection |
Set frequency 50-65Hz |
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Underfrequency protection |
Underfrequency protection |
Set frequency 45-50Hz |
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Long startup time, voltage loss, restart |
During the startup process |
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Anti vibration function |
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■SOE event records: 50 SOE event records
■Motor start stop mode vacancy rate: supports on-site operation/Remote control of motor start stop
TECHNICAL INDEX
|
project |
parameter |
|
|
measure measure |
Voltage measurement range |
5% -150% Ue, accuracy: 0.5% |
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Current measuring range |
5% -1200% Ie, accuracy: 0.5% |
|
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active power |
0-99999.9KW, Precision: 1% |
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reactive power |
0-99999.9KVar, Precision: 1% |
|
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apparent power |
0-99999.9KVA, Precision: 1% |
|
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frequency |
45Hz-65Hz, Precision: ± 0.02Hz |
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Active energy |
0-9KW, Precision: 2% |
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Reactive energy |
0-9KVar, Precision: 2% |
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defend protect |
Voltage protection range |
0-1.2Ue |
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Current protection range |
0-12Ie |
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Action value accuracy |
3% |
|
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time accuracy |
Fixed time limit (<3% or 80ms), inverse time limit (<5%) |
|
|
become different deliver |
range |
4-20mA |
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load |
≤500ohm |
|
|
accuracy |
0.5% |
|
|
DI output |
Photoelectric isolation |
Isolation voltage 500Vac rms |
|
power supply |
External passive dry contact (internal power supply) |
|
|
DO output |
output form |
Mechanical contacts, closing and alarm (normally open), tripping (normally closed) |
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Maximum contact resistance of the contact point |
30mΩ/1A |
|
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Maximum allowable voltage |
250Vac/dc |
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Maximum allowable current (resistive) |
5A/250Vac |
|
|
bad area |
operation temperature |
-10-60℃ |
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storage temperature |
-20-70℃ |
|
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Working humidity |
5% -95% RH without condensation |
|
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Panel protection level |
IP54 |
|
|
Working power supply |
85-400VAC, 100V-560VDC |
|
|
power consumption |
10W |
|
Typical wiring
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