1. Suitable for to unfrequency controlling 3-55KW asynchronous motor 2. The shell is diecast Al-alloy or welded by steel plates with plastic-sprayed surface3. Inside is installed with CB,AC contactor, time delay, thermal relay, CT, voltmeter, ammeter, selector and indicator.4. Delayd self-controlled relay (0-60s adjustable).5. Suitable for to continuously work or short interval work, at short interval work its operating frequency is 30times/hour, the interval is not less than 90 seconds6. With protections of overland, short-circuit, phase -failure.7. Special requirements can be provided8. Suitable for both steel pipe and cable wiring 9.The shell is of diecasted-AL, if ≤55KW,welded steel plate, if >55 KW
Type | Power of controlled(KW) | Rated current(A) | Set current of relay(A) | Setting of time relay(S) | |||||||||
BQJ52-13Y | 13 | 26 | 1.05In | 11 | |||||||||
BQJ52-17Y | 17 | 33 | 13 | ||||||||||
BQJ52-22Y | 22 | 42.5 | 15 | ||||||||||
BQJ52-30Y | 30 | 58 | 17 | ||||||||||
BQJ52-40Y | 40 | 77 | 20 | ||||||||||
BQJ52-55Y | 55 | 105 | 24 | ||||||||||
BQJ52-75Y | 75 | 150 | 30 | ||||||||||
BQJ52-95Y | 95 | 190 | 25 | ||||||||||
Protection class | Ex-mark | Corrosion-proff grade | Inlet`s thread(G'') | Outlet Inlet`s threas(G'') | Cable`s outside diameter (mm) | ||||||||
IP54 | Exd II BT6 | WF1 | 11/2~3 | 11/2~3 | 17~45 |
BQJ52 type explosion-proof star-delta starter(II B)