... testing , fulfill 4T/5T actual working conditions. 7. Chain and single point release device, make the security parameter up to 5 ... break down for at least 40,000 H.12. Mechanical control hydraulic pressure configuration. Simple, endurable and reliable.The product passed ... is 10 million RMB ) YX2-40 spec and parameter: Structure: Single side electrical releaseCapacity(kg):4000 Lift height(mm) : 1800 Rise ...