Description
QT1B series crane control consoles are mainly used in control circuits with AC 50Hz (60Hz), rated voltage 380V (440V) and below, to control the starting, speed regulation, reversing and braking of motors in crane transport machinery and similar electrical control equipment.
Working Condition
Normal use conditions
1.1 Ambient air temperature
The ambient air temperature shall not exceed +40℃, and its average temperature within 24 hours shall not exceed +35℃.
1.2 Altitude
The altitude of the installation site shall not exceed 2000m.
1.3 Humidity
When the high temperature is +40℃, the relative humidity of the air shall not exceed 50%. At lower temperatures, the relative humidity can be higher, for example, 90% at 20℃. Special measures should be taken for occasional condensation due to temperature changes.
1.4 Pollution level
The pollution level of the linkage table is level 3
2 Installation conditions
The installation category of the linkage table is Class III
Features
FEATURE 1
Temperature requirements -5℃ to +40℃, relative humidity of air not exceeding 50‰
FEATURE 2
Handle operating force ≤ 50N
FEATURE 3
Contact characteristics Power supply AC
FEATURE 4
Rated current (A) 10A, 32A, 63A
FEATURE 5
Rated voltage (V) 380V (440V)
FEATURE 6
Maximum operating directions 8
FEATURE 7
Number of master controllers 6
FEATURE 8
Number of gears in each direction 6
Technical Data
| Use Category | AC-2 | AC-15 | DC-13 |
| Electrical life (times) | 7.5*104 | 10*105 | 6*105 |
