PMAC801 motor protection circuit breaker a. 10 years on site experience b. 9 standard, 8 optional protections

Application

Lower volatge MCC

Integrated process and electrical control

6 modules

main module, current measurement module (CT module), display module, extended digital module, extended analog module,and power supply module.

9 standard protection

start overtime overload overcurrentphase failurecurrent unbalanceearth faultshort circuit  underload external fault overvoltage 

8 optional protection

OvervoltageUndervoltagePhase sequence (only for PMAC801)Under powerEEx e overloadTemperature and analog input  (only for PMAC801) Leakage current

Technical Parameters

Rated voltage of Motor: AC 380V or 660V. Direct connect to PMAC801.

Rated current:

Rated current of motor	Rated current of PMAC801
0.5A~2A	2A
1.6A~6.3A	6.3A
6.3A~25A	25A
25A~100A	100A
100A~250A	250A
250A~500A	500 A
500A~820A	820A

Note: Users can choose proper type of PMAC801 for motors according to the form above.

Power supply: 85~265V AC or DC.

Type of digital input: PMAC801 provides internal 30VDC power supply for digital input circuit.

Output capacity of control relay:250V/16A, 380V/2A, 110VDC/0.5A

Output capacity of signal relay: 250VAC/5A

Note: PMAC801 has 5 relays, the front 3 are control relays, and the others are signal relays.

Range & Accuracy

Item	Range	Precision	Item	Range	Precision
Current	10%~200% Ie	±1%	Power factor	0~1	±1%
	200%~800% Ie	±3%
Leakage current	10%~100% In	±1%	Active power	0~600.0KW	±2%
PTC/NTC	10R~10K	±5%	Active energy	99,999,999.9kWh	±5%
Voltage	50%~150%Ue	±1%	Analog output	4mA~20mADC	±2%
Frequency	45HZ~65HZ	±1%	Analog input	4mA~20mADC	±2%

EMC

Electrostatic discharge	EN 61000-4-2, Level 3
Electromagnetic field immunity	EN 61000-4-3, Level 3
Fast transient/burst immunity	EN 61000-4-4, Level 4
Surge immunity	EN 61000-4-5, Level 3
Conducted Emission	EN 55022, Class B
Radiated Emission	EN 55022, Class B

Environmental Conditions 

Ambient temperature of work	-10~+55°C
Ambient temperature of storage	-25~+70°C
Humidity	≤85%

Dimension and Installation  

PMAC801 motor protection circuit breaker