Open Electric Co.,Ltd.
Open Electric Co.,Ltd.
Products
Search Catalog
|
|||||||||||||||||||||||||||||
The protection configuration is as follows:
Serial number Measurement parameters Accuracy 1 Three-phase high-pressure side of the measuring current (Ia1, Ib1, Ic1) 0.20% 2 Three-phase high-pressure side of the phase voltage (Ua1, Ub1, Uc1) 0.20% 3 Three-phase high-pressure side of the line voltage (Uab1, Ubc1, Uca1) 0.20% 4 Three-phase low voltage side of the measuring current (Ia2, Ib2, Ic2) 0.20% 5 Three-phase low-voltage side phase voltage (Ua2, Ub2, Uc2) 0.20% 6 Three-phase low voltage side of the line voltage (Uab2, Ubc2, Uca2) 0.20% 7 Frequency (F) 0.02Hz 8 High-pressure side of the active power (P), reactive power (Q) 0.50% 9 High-pressure side of the active electrical degrees (PW), reactive power degree (QW) 0.50% 10 Low side active power (P2), reactive power (Q2) 0.50% 11 Active low-pressure side of the electrical degrees (PW2), reactive power degree (QW2) 0.50% 12 Active electrical degrees (PhI, PhE), reactive power degree (QhI, QhE) 0.50% 13 Active Power (P), reactive power (Q), power factor (PF) 0.50% 14 Four-pulse electrical degrees (PE1 ~ PE4)
CDMP200A/300A series of protection and monitoring device in the absorption of mature and advanced principles of domestic programs, for
Development of a new generation of Chinese demand protection products, can be applied to non-110kV and below voltage direct ground
Various types of electrical equipment and power lines, the main protection or backup protection, also has a fault recorder, network communication, etc.
Automation. The main difference between 200A and 300A, 200A product is 128 * 64 large-screen LCD; 300A
Product is 320 * 240 large-screen LCD display, a line can be simulated operating conditions show the scene.
CDMP300A human interface products available in English.
(A) CDMP201A/301A line protection and monitoring device (reclosure)
(B) CDMP201B/301B Auxiliary Transformer Protection and Control Device
(C) CDMP201C/301C line protection and monitoring device (prepared from the vote)
(D) CDMP201D/301D Motor Protection Controller
(E) CDMP231A/331A BZT device
(6) CDMP262A/362A of Motor protection device
(7) CDMP263A/363A integrated generator protection device
(8) CDMP281A/381A voltage transformer protection and monitoring device
Complete protection of main transformer
(9) CDMP291A/391 transformer backup protection and monitoring device
(10) CDMP292A/392A transformer differential relay
(11) CDMP293A/393A transformer monitoring device
(12) CDMP295A/395A non-battery protection device
1) CDMP201A/301A Circuit Protection and Control Device (reclosure)
201A main protection configuration is as follows:
Current protection (three sections of over-current, time-bound, anti-time Note 1, the negative sequence current, over-load, zero sequence current, complex
Voltage over-current)
Reclosure (with no pressure check, check over the same period, before and after acceleration)
Frequency load shedding protection (with slip lock, low-voltage lockout), low-frequency solution to be protected
Voltage protection (low voltage splitting, low-voltage, over voltage, loss of voltage, negative sequence over-voltage, zero sequence voltage)
Low current ground protection (with the network selection line)
Start reclosing
Hands together to accelerate after
301A main protection configuration is as follows:
Three sections of over-current (fixed time, inverse time 1), over-load, zero sequence current, re-closing (with no pressure check, check
Over the same period, before and after the acceleration), frequency load shedding protection (with slip lock, low-voltage lockout), voltage protection (low voltage,
Zero sequence voltage), start reclosing, hands together to accelerate after
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Extremely inverse time.
2) CDMP201B/301B Auxiliary Transformer Protection and Control Device
201B main protection configuration is as follows:
Current protection (three sections of over-current, time-bound, anti-time Note 1, the negative sequence current, over-load, zero sequence current, complex
Voltage over-current, Ix over-current Note 1)
Frequency load shedding protection (with slip lock, low-voltage lockout), low-frequency solution to be protected
Voltage protection (low voltage splitting, low-voltage, over voltage, loss of voltage, negative sequence over-voltage, zero sequence voltage)
Low current ground protection (with the network selection line)
Non-electricity protection (including the weight of gas, body light gas, high oil temperature, oil temperature high) (Note 2)
301B main protection configuration is as follows:
Three sections of over-current (fixed time, inverse time 1), over-load, zero sequence current, zero sequence voltage, multiple voltage over-current, Ix
Over-current Note 1
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Extremely inverse time.
7 to 10 were opened for the import of non-consumption.
3) CDMP201C/301C Circuit Protection and Control device (prepared from the vote)
201C main protection configuration is as follows:
Current protection (three sections of over-current, time-bound, anti-time Note 1, the negative sequence current, over-load, zero sequence current, complex
Voltage over-current, Ix over-current Note 1)
Frequency load shedding protection (with slip lock, low-voltage lockout), low-frequency solution to be protected
Voltage protection (low voltage splitting, low-voltage, over voltage, loss of voltage, negative sequence over-voltage, zero sequence voltage)
Low current ground protection (with the network selection line)
Composite voltage-current protection (with voltage lockout, the negative sequence voltage lockout)
Preparatory Auto
301C main protection configuration is as follows:
Three sections of over-current (fixed time, inverse time 1), over-load, zero sequence current, zero sequence voltage, low-frequency load shedding protection
(With slip lock, low-voltage lockout), auto
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Extremely inverse time.
4) CDMP201D/301D Motor Protection Controller
201D main protection configuration is as follows:
Current protection (three sections of over-current, time-bound, anti-time Note 1, the negative sequence current, over-load, zero sequence current, complex
Voltage over-current, Ix over-current Note 1)
Frequency load shedding protection (with slip lock, low-voltage lockout), low-frequency solution to be protected
Voltage protection (low voltage splitting, low-voltage, over voltage, loss of voltage, negative sequence over-voltage, zero sequence voltage)
Low current ground protection (with the network selection line)
Motor protection (including the start-up time is too long to protect, double ＆#118alue) Note 2
Overheat protection
Reverse Power Protection
301D main protection configuration is as follows:
Three sections of over-current (fixed time, inverse time 1), overload, negative sequence current, zero sequence current, low voltage, electric
Machine protection (including the start-up time is too long to protect, double ＆#118alue) Note 2, overheat protection, reverse power
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Note 2: If the input motor protection, the trip current protection and over current protection of the motor
＆#118alue automatically start time slated double feature (available in multiples of tuning), a time limit for over-current protection out.
5) CDMP231A/331A BZT device
The main protection configuration is as follows:
Current protection (quick break, over-current Note 1, the zero sequence overcurrent)
Reclosure (with post-acceleration), auto bet 2
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Extremely inverse time.
Note 2: The standard product can be realized into line standby equipment and home sub-investment, investment approach requires special equipment customization.
6) CDMP262A/362A Asynchronous Motor Protection Device
The main protection configuration is as follows:
Differential protection 【differential quick break, the rate differential , the more limited differential flow alarm】
Magnetic balance differential protection
Current protection (three sections of over-current, time-bound, anti-time note 1, Ⅱ section of Note 1 negative sequence overcurrent, over-load, zero sequence
Current)
Voltage protection (over voltage, low voltage)
Overheat protection
Start time is too long to protect
Non-electricity protection (including non-power of a non-power 2) (Note 2)
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Extremely inverse time.
Note 2: If the input non-power protection, input under the protection of non-power type, designated open into the 9
10 were non-power of the open entrance.
7) CDMP263A/363A integrated generator protection device
The main protection configuration is as follows:
Differential protection 【differential quick break, the rate differential (with CT breaking blocking), and poor in the more restricted flow alarm】
Transverse differential protection
Current Protection (composite voltage over-current and zero sequence overcurrent, overload, Ⅱ negative sequence overcurrent paragraph 1)
Voltage protection (zero-sequence over voltage, over voltage)
Protection of low-frequency splitting
Loss in field of protection
Note 1: IEC standard inverse time contains three types of anti-time curve: standard inverse time, very inverse time
Extremely inverse time.
8) CDMP281A/381A voltage transformer protection and monitoring device
The main protection configuration is as follows:
Voltage protection (over voltage, low voltage, negative sequence voltage, zero sequence voltage)
PT tie function
Complete protection of main transformer
Transformer Complete protection of the Lord to protect CDMP292A/392A; high voltage side of the reserve
CDMP291A/391A; non-electricity protection CDMP295A/395A; transformer monitoring device CDMP293A/393A form
9) CDMP291A/391A transformer backup protection and monitoring device
The main protection configuration is as follows:
Complex voltage lockout section Ⅳ direction of over-current protection (with the direction of locking, voltage lockout, the negative sequence voltage lockout)
Overload protection
Cold main transformer protection
Surge overload lockout protection
Zero-sequence overvoltage protection
Zero sequence overcurrent protection
10) CDMP292A/392A transformer differential relay
The main protection configuration is as follows:
Instantaneous differential protection
Percentage differential protection
The more limited differential flow alarm
The pressure side of the over-current protection
Low side overcurrent protection
11) CDMP293A/393A transformer monitoring device
Major measurement functions are as follows:
