QCM LV-Switchgear
LV-Switchgear
QCM Motor Control Center Low Voltage Switchgear
| Application: | indoor, power supply, controlling, monitoring and protecting motors |
| Rated voltage: | up to 690 Vca, up to 1000 Vcc |
| Rated impulse voltage: | 12 kV |
| Rated current: | up to 3200 A |
| Rated short circuit current: | 70 kA |
| Rated short-time withstand current: | 70 kA |
| Rated peak withstand current: | 154 kA (300 ms) |
| Frequency: | 50 – 60 Hz |
| Protection class: | IP 30 – IP 54, IP 20 with open door |
| Ambient temperature: | -5 °C up to +40 °C |
| Rated humidity: | 90% |
| Dimensions width: | 625/800 + 200/400 + 50 mm (side) |
| Dimensions height: | 2000/2200/2400 mm |
| Dimensions depth: | 500/625/800/1000/1200/1400/1550 mm |
| International certificates: | IEC EN 61439-1, IEC EN 61439-2, IEC/TR 61641, IEC EN 60529, IEC EN 60865-1, IEC 17-86 |
| Arc lightning test: | approved with 70 kA |
Characteristics
- compartment divided in several separate sections
- modular containing units in fixed or withdrawable design
- easy access for quick maintenance work
- sophisticated design enables minimal dimensions
- wall-, free or double-face installation, scalable, easy maintenance
- modularity and customization
- accessibility and compact design
- effective insulation
- personnel safety and service continuity: segregation and internal arc proof
- main busbar compartment
=> located in the upper side of the cabinet with metallic segregation
=> nominal capacity: 630 A, 800 A, 1000 A, 1250 A, 1600 A, 1800 A, 2000 A, 2500 A, 2900 A, 3200 A
=> option: complete insulation with thermoplastic material
=> option: silver-plated busbars and terminals - distribution busbar compartment
=> located laterally on left side, insulated and accessible from the back - containing (cubicle) styles
=> load-break switches, circuit breaker, vacuum contactors in slide-in type design
=> fuse switch disconnectors in fixed mounted design
=> measuring cubicles in fixed mounted or slide-in type design - cable compartment
=> wiring unit is located on the right side of the front
=> with front and rear access for easy installation, operation and maintenance
