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3. l) Low centre motors<br />

with FPC brake<br />

(ETFPC, EMFPC)<br />

E63 and E80 low centre motor are also available fitted with gradual DC brake (FPC type). Their main features are<br />

the same as the standard E-series (see section 3.i).<br />

PRODUCTION STANDARDS<br />

Blade clamping discs (B3) B14 flange<br />

Coupling See overall dimension diagrams See overall dimension diagrams<br />

E63 p. 77 – E80 p. 79 E63 p. 78 – E80 p. 80<br />

Terminal box position Left side, near fan cover Left side, near fan cover<br />

Rated voltage ET 230/400 V 50 Hz (Pn ≤ 3 kW) ET 230/400 V 50 Hz (Pn ≤ 3 kW)<br />

400/690 V 50 Hz (Pn > 3 kW) 400/690 V 50 Hz (Pn > 3 kW)<br />

EM 230 V 50 Hz EM 230 V 50 Hz<br />

Brake rated voltage 230 V (400 V for Pn > 3 kW) 230 V (400 V for Pn > 3 kW)<br />

(separate connection)<br />

Rectifier type Half-wave Half-wave<br />

Protection rating IP54 IP54<br />

Bearings 2RS 2RS<br />

Winding insulation Class F Class F<br />

Terminal box type ET 2 aluminium components (box + cover) ET 2 aluminium components (box + cover)<br />

EM capacitor-holder EM capacitor-holder<br />

End-shields assembly Tie rods Tie rods<br />

Paint finish Unpainted Unpainted<br />

Fan cover Plastic Plastic<br />

Duty S6 - 60% S6 - 60%<br />

For B3 version right-hand (DX) or left-hand (SX) thread<br />

to be specified on order.<br />

On demand terminal box position can be on the right<br />

side and/or near shaft-end.<br />

Size<br />

Braking<br />

torque<br />

(Nm)<br />

Power<br />

(W)<br />

Engaging<br />

time<br />

(ms)<br />

Release<br />

time<br />

(ms)<br />

Air<br />

gap<br />

(mn)<br />

E63 4 18 40 100 0,2<br />

E80 9 25 45 120 0,2<br />

Meaning of the symbols<br />

Pn = rated power Mm = breakdown torque<br />

n = rated speed J = moment of inertia<br />

In = rated current Cosϕ = power factor<br />

Is = locked-rotor current η = efficiency<br />

Mn = rated torque Cm = running capacitor<br />

Ms = locked-rotor torque Ca = starting capacitor<br />

REMARK: Weights refer to standard B3 version without blade discs<br />

FPC Brake<br />

back shield<br />

Key<br />

Spring<br />

Braking gap<br />

Motor<br />

shaft<br />

Electromagnet<br />

Mobile anchor<br />

Self-locking<br />

nut<br />

Adjustment<br />

screw<br />

Washer<br />

Cooling fan (cast iron)<br />

Friction pad<br />

73

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