YBLX-44/40 Limiter

Limiter YBLX-44/40, Ui: 415V, Ith: 40A, IP52

YBLX-44/40 Limit Switch


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.


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.


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


YBLX-44-40 Dimensions