CHINT NA1-2000X User Manual

7.4.4 Structure of the history record and maintenance menu
Primary menu
Secondary menu
Fourth menu
Fifth menu
Current alarm
Number of operations
Contact wear
Product information
Tripping record
e.g.:
1 Under voltage tripping
2004/06/17
Definite-time limit
Inverse-time limit
Operating current
Neutral phase protection
Operating current
Delay time
Coefficient of earthing
Starting current
Starting time
Return current
Return time
Operating current
Setup delay time
Starting current
Starting time
Return current
Return time
e.g. =I the first method
e.g. =800A
e.g. =50%tr
e.g. =700A
e.g. =25%tr
Executive mode
Startup value
Starting time
Return value
Return time
Executive mode
Startup value
Starting time
Return value
Return time
Executive mode
Startup value
Starting time
Return value
Return time
Instantaneous
Neutral phase protection
Executive mode
Unloading value 1
Unloading time 1
Unloading value 2
Unloading time 2
Under voltage
Over voltage
U unbalanced
Ground protection
Grounding alarm
Leakage protection
Electric leakage alarm
Short-time delay
Operating current
Delay time
e.g. =10000A=10.0In
e.g. =200%
e.g. =800A
e.g. =0.4s
e.g. =6.0
e.g. =600A
e.g. =0.1s
e.g. =100A
e.g. =0.1s
e.g. =8.0A
e.g. =0.75s
e.g. =5.0A
e.g. =0.1s
e.g. =4.0A
e.g. =0.1s
e.g. =Alarm
e.g. =200V
e.g. =0.2s
e.g. =320V
e.g. =60.0s
e.g. =Alarm
e.g. =480V
e.g. =1s
e.g. =400V
e.g. =60.0s
e.g. =Alarm
e.g. =10%
e.g. =1s
e.g. =5%
e.g. =60.0s
e.g. =5000A=5.0Ir
e.g. =0.1s
e.g. =2000A=2.0Ir
e.g. =C1，0.Is@6Ir
Current protection
Load Monitoring
Voltage protection
e.g. phase sequence alarm, Inverse power alarm, over frequency alarm...
Total number of times
Number of operations
Total wear
lContact wear
Zhejiang CHINT electrics co., LTD
......
Notes: a. The actual menu will very depend on the function selected by the user.
b. The controller starts screensaver automatically 10min later.
7.5 List of the controller functions
Standard configuration
Standard type (M type) Multifunction type (H type)
e.g.
1 DI (for) DI input alarm
2004/07/16
e.g.
8 (for) short-circuit definite-time limit
2004/05/30
e.ge
8 Under voltage alarm
2004/06/20
Note: Up to 8 times of alarms can be recorded
e.g.
8 (for) testing tripping
2002/06/15
Note: Up to 8 times can be recorded
e.g.
1 (for) local switch on
2002/06/18
A phase short-circuit definite-time limit
T= 0.4s
I= 4300A
15:28:25
5/30
Ia= 4300A
Ib= 4200A
Ic= 4000A
In= 150A
Di input alarm
Di1
2004/07/16
20:38:45
......
Under voltage alarm
Umax= 0V
2004/06/20
22:29:40
local switch on
2002/06/18
9:30:56
......
Test tripping
2002/06/15
10:30:20
......
......
Alarm logging
Position changing record
Tripping record
1.Quadruple overcurrent protection (for long time-delay,
short-circuit short time-delay,instantaneous,earthing);
earthing corresponds to vector sum (T type);
2.Parameter setup: fixed value setting position setting function;
3.Current measurement;
4.Test function;
5.Fault recording function;
6.Self-diagnostic function;
7.MCR make/break function;
8.Human-machine interface: 33×22 LED.
Primary menu Primary menu
Secondary menu Secondary menu
Third menu Third menuFourth menu Fourth menu
Fifth menu Fifth menu
Third menu
e.g.: 120
e.g.: 20(ACK key, reset)
Under voltage tripping
T=0.20s
Umax=0V
11:24:59
6/17
F=0.00Hz
Uab= 0V
Ubc= 0V
Uca= 0V
......
1.Quadruple over current protection (for long time-delay,short-circuit short
time-delay,instantaneous,earthing); earthing corresponds to vector sum
(T type);
2.Parameter setup: fixed value keyboard setting function;
3.Current measurement function;
4.Current unbalance rate measurement function;
5.Two test functions:
(1)Instantaneous tripping test simulated on the panel;
(2)Triple over current, grounding/leakage and operating time tests
simulated by software;
6.Fault recording function: 8 times of failures can be recorded;
7.Self-diagnostic function;
8.MCR make/break function;
9.Communication function: MODBUS protocol;
10.Alarm logging function;
11.Recording number of operations;
12.Contact wear;
13.Position changing record;
14.Human-machine interface: 28×43 LCD;
15.Heat capacity measurement.
NA8G
Air Circuit Breaker
P-030
P-029
NA8G
Air Circuit Breaker
e.g.: 300
e.g.: 219(ACK key, reset)

CHINT NA1-2000X Specifications

General

Brand	CHINT
Model	NA1-2000X
Category	Circuit breakers
Language	English