Complaint
MZ(S)Moulded case circuit breaker,AC690V,50/60HZ
Rated current from 12.5A to 1000A
CE Certificate approved
2P,3P,4P all ok
MZ(S)Series Moulded case circuit breaker is mainly suitable for using in the electric Power system AC 50Hz, rated insulated voltage 690V (insulated voltage 400V in the Controlled circuit) and rated operating voltage up to 690V, used for distribution And overload, short circuit and underload protection of circuit and equipment, And also for the infrequent making and breaking circuit under normal conditions.
| Rated uninterrupted current(Iu) | A | 160 | 250 | 250/320/400/630 | ||||||||
| Number of poles | NO. | 3 4 | 3 4 | 3 4 | ||||||||
| Rated operating voltage(Ue) | (AC)50/60Hz V | 690 | 690 | 690 | ||||||||
| DC V | 500 | 500 | 750 | |||||||||
| Rated impulse withstand voltage | ka | 8 | 8 | 8 | ||||||||
| Rated insulation voltage | V | 800 | 800 | 1000 | ||||||||
| Frequency test voltage 1 minute | V | 3000 | 3000 | 3500 | ||||||||
| Rated ultimate short circuit breaking capacity(Icu) | N | S | H | L | N | S | N | S | H | L | V | |
| (AC)50/60Hz 220/230V | ka | 65 | 85 | 100 | 120 | 50 | 85 | 70 | 85 | 100 | 200 | 200 |
| (AC)50/60Hz 380/400V/415V | ka | 36 | 50 | 70 | 85 | 36 | 50 | 36 | 50 | 70 | 120 | 200 |
| (AC)50/60Hz 440V | ka | 30 | 45 | 55 | 75 | 25 | 40 | 30 | 40 | 65 | 100 | 180 |
| (AC)50/60Hz 500V | ka | 25 | 30 | 36 | 50 | 20 | 30 | 25 | 30 | 50 | 85 | 150 |
| (AC)50/60Hz 690V | ka | 6 | 7 | 8 | 10 | 5 | 8 | 20 | 25 | 40 | 70 | 80 |
| (DC) 250V 2P in series | ka | 36 | 50 | 70 | 85 | 36 | 50 | 36 | 50 | 70 | 100 | 150 |
| (DC) 250V 3P in series | ka | 40 | 55 | 85 | 100 | 40 | 55 | . | . | . | . | . |
| (DC) 500V 2P in series | ka | . | . | . | . | . | . | 25 | 36 | 50 | 70 | 100 |
| (DC) 500V 3P in series | ka | 36 | 50 | 70 | 85 | 36 | 50 | . | . | . | . | . |
| (DC) 750V 3P in series | ka | . | . | . | . | . | . | 16 | 25 | 36 | 50 | 70 |
| Rated short-circuit breaking capacity(Ics) | ||||||||||||
| (AC)50/60Hz 220/230V | %Icu | 100% | 100% | 100% | 75% | 75% | 50% | |||||
| (AC)50/60Hz 380/400V/415V | %Icu | 100% | 100% | 100% | 75%(70ka) | 75% | 50%(24ka) | |||||
| (AC)50/60Hz 440V | %Icu | 100% | 100% | 100% | 75% | 75% | 50% | |||||
| (AC)50/60Hz 500V | %Icu | 100% | 100% | 100% | 75% | 75% | 50% | |||||
| (AC)50/60Hz 690V | %Icu | 100% | 100% | 100% | 75% | 75% | 50% | |||||
| Rated short-circuit breaking capacity(Icm) | ||||||||||||
| (AC)50/60Hz 220/230V | ka | 143 | 187 | 220 | 264 | |||||||
| (AC)50/60Hz 380/400V/415V | ka | 75.6 | 105 | 154 | 187 | |||||||
| (AC)50/60Hz 440V | ka | 63 | 91.5 | 121 | 165 | |||||||
| (AC)50/60Hz 500V | ka | 52.5 | 63 | 75.6 | 105 | |||||||
| (AC)50/60Hz 690V | ka | 9.2 | 11.9 | 13.6 | 17 | |||||||
| Opening time(415V) | ms | 3 | 3 | 3 | 3 | |||||||
| Use of times(415V) | A | |||||||||||
| Reference Standard | IEC 60947-2 | |||||||||||
| Isolation | . | |||||||||||
| Release,Thermal-magnetic | ||||||||||||
| T is not Adjustable,M is not adjustable | TMF | . | ||||||||||
| T is not Adjustable,M is not adjustable | TMD | . | ||||||||||
| T adjustable,M adjustable (5..10*ln) | TMA | . | ||||||||||
| T adjustable,M adjustable (3*ln) | TMG | . | ||||||||||
| T adjustable,M adjustable (2.5…5*ln) | TMG | . | ||||||||||
| Electromagnetic | PR221DS | .(MF up to In 12.5A) | ||||||||||
| PR221GP/PR221MP | . | |||||||||||
| PR222DS | . | |||||||||||
| PR223DS | . | |||||||||||
| PR231/P | . | |||||||||||
| PR232/P | . | |||||||||||
| PR331/P | . | |||||||||||
| PR332/P | . | |||||||||||
| Interchangeability | . | |||||||||||
| Type | F-P | |||||||||||
| Terminal Type | Fixed | F-FC Cu-FC CuAl-EF-ES-R | ||||||||||
| Plug-in | F-FC Cu-FC CuAl-EF-ES-R | |||||||||||
| Out of style | . | |||||||||||
| On the DIN rail | ||||||||||||
| Mechanical life | Operating cycles | 25000 | ||||||||||
| Operating cycles per hour | 240 | |||||||||||
| Electrical life | Operating cycles | 8000 | ||||||||||
| Operating cycles per hour | 120 | |||||||||||
| Basic dimensions- fixed 3pole | 3pole | W/L(mm) | 90 | |||||||||
| W/L(mm) | 120 | |||||||||||
| 4 pole | D(mm) | 70 | ||||||||||
| H(mm) | 130 | |||||||||||
| Weight | Fixed | 3/4 pole(kg) | 1.1/1.5 | |||||||||
| Plug-in | 3/4 pole(kg) | 1.5/1.9 | ||||||||||
| Out of style | 3/4 pole(kg) | . | ||||||||||
