厂家直销QBm系列黄铜漩涡泵

PUMP BODY:
cast iron, with UIN ISO 228/1 gas threaded suction and delivery openings.
MOTOR BRACKET:
aluminium with front brass insert; reducing difficulties when starting the pump
after long periods without use,due to the impeller blocking.
IMPELLER: brass.
MOTOR SHAFT: AISI 314 stainless steel,
MECHANICAL SEAL: ceramic and graphite,
MOTOR:
the pumps are coupled to an asynchronous, high efficiency TEK induction
motor of suitable size, which is quiet, closed and externally ventilated,
suitable for continuous duty.
INSULATION class B (Class F)
The thermal cutout replay (motor protector ) is incorporated in all single
phase motors.
Three phase motors require an adequate external motor protector, with
connections according to current standards.
protection: IP 44.