Description
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5.3 Description Jet fans
5.3.1 Description AJR/AJ8
• In B3 conventional motors, the motor bracket is made from galvanized steel sheet. B30 “pad mounted” motors are
fitted in the housing via threaded rods or a welded motor support.
• The fan conveys air in an axial direction from the intake side via the electric motor to the outlet side.
• The silencers are equipped with protection grille made of galvanized steel.
• The acoustic insulation is non-flammable in accordance with DIN 4102 as described in directive 97/69 EC.
Table 5 Constructive features
AJR, AJ8
As a default, the fans are provided in protection class IP55, ISO F.
AJR(K),
AJ8(K)
As a default, the fans are provided in protection class IP54/55, ISO H. The wiring from the motor to the
terminal box is protected via an additional flexible metal hose. The standard motors (400 V type B3) are
without motor protection.
AJR(B),
AJ8(B)
As a default, the fans are provided in protection class IP54/55, ISO H. The wiring from the motor to the
terminal box is protected via an additional flexible metal hose. The standard motors (400 V type B3) are
without motor protection.
AJR(F),
AJ8(F)
As a default, the fans are provided in protection class IP54/55, ISO H. The wiring from the motor to the
terminal box is protected via an additional flexible metal hose. The standard motors (400 V type B30)
are without motor protection.
5.3.1.1 Construction
AJ8
AJR
1 — Motor
2 — Impeller
3 — Terminal box
4 — Housing
5 — Protective guard
6 — Silencer
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