YBLX-44/40 Limit Switch
Introductions
YBLX-44 series travel switches, also known as fire limiters, are suitable for power lines with AC 50Hz or 60Hz and rated working voltage up to 380V. They are used for general wire rope electric hoists for lifting limit protection, and can directly break and control the main circuit of the motor.
Compliant with standards: GB/T 14048.3, GB/T 14048.5, IEC60947-3-1, IEC60947-5-1.
Features
Protection class: IP52
Rated working voltage: AC380V
Ambient temperature: -5℃~+40℃
Relative humidity: ≤85%
Altitude: ≤2000m
Installation Category: II
Pollution level: Level 3
Rated insulation voltage: 415V
Application range: 0.5~10t CD1, MD1 type generally wire rope electric hoist for limit protection, which can directly break the main circuit.
Specifications
| Model | Rated working current | Controllable motor maximum power | Rated impulse withstand voltage | Action stroke | Overtravel allowed | Operating force |
| YBLX-44/10 | 10A | 4.5KW | 2.5KV | 6-8mm | ≤3mm | ≤30N |
| YBLX-44/20 | 20A | 7.5KW | 4KV | 8-10mm | ≤3mm | ≤50N |
| YBLX-44/40 | 40A | 13KW | 4KV | 12-14mm | ≤3mm | ≤100N |
Dimensions
