Technical Features - Siemens 1FT7 Operating Instructions Manual

Synchronous motors
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3.2 Technical features

3.2
Technical features
Table 3- 1
Technical features
Motor type
Magnet material
Insulation of the stator winding according to EN 60034–1
(IEC 60034–1)
Cooling
Installation altitude according to EN 60034–1 (IEC 60034–1)
Type of construction according to EN 60034–7 (IEC 60034–7)
Degree of protection according to EN60034–5 (IEC 60034–5)
Temperature monitoring in accordance with EN 60034-11
(IEC 60034-11)
Paint finish
Drive shaft end according to DIN 748-3 (IEC 60072-1)
Radial eccentricity, concentricity, and axial eccentricity acc. to
DIN 42955 (IEC 60072-1)
Vibration severity grade according to EN 60034–14
(IEC 60034–14)
Sound pressure level acc. to DIN EN ISO 1680
Tolerance + 3 dB(A)
Built-in encoder system for motors without DRIVE-CLiQ
interface
Built-in encoder system for motors with DRIVE-CLiQ interface
14
Permanent-magnet synchronous motor
Rare-earth magnetic material
Temperature class 155 (F) for a winding
overtemperature of ΔT = 100 K at an ambient
temperature of +40 °C (naturally cooled) or a coolant
temperature of +30 °C (liquid-cooled)
Natural cooling, forced ventilation, and liquid cooling
≤ 1000 m above sea level, otherwise power derating
IM B5 (IM V1, IM V3)
IP65
KTY 84 temperature sensor in stator winding
Pearl dark gray (similar to RAL 9023)
Smooth shaft (without keyway)
Tolerance N (normal)
Grade A is observed up to rated speed
Natural cooling:
1FT703⃞ to 1FT706⃞: 65 dB(A)
1FT708⃞ to 1FT710⃞: 70 dB(A)
Forced ventilation: 73 dB(A)
Water cooling:
1FT706⃞: 65 dB(A)
1FT708⃞ to 1FT710⃞: 70 dB(A)
Incremental encoder, sin/cos 1 Vpp, 2,048 S/R
C and D track (encoder IC2048S/R)
Absolute encoder, 2,048 S/R
revolutions multiturn, with EnDat interface
(encoder AM2048S/R)
Incremental encoder, 22-bit (resolution 4,194,304,
internal encoder 2,048 S/R
position, 11-bit (encoder IC22DQ)
Absolute encoder, 22-bit, singleturn (resolution
4,194,304, internal encoder 2,048 S/R
multiturn (traversing range: 4,096 revolutions)
(AM22DQ)
Operating Instructions, 04/2010, 610.40075.40b
with
1)
singleturn, 4096
1)
) + commutation
1)
) + 12-bit
1)
1FT7 synchronous motors

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