Siemens 1FT7 User Manual

Description
3.2 Technical features
1FT7 synchronous motors
14 Operating Instructions, 04/2010, 610.40075.40b
3.2 Technical features
Table 3- 1 Technical features
Motor type Permanent-magnet synchronous motor
Magnet material Rare-earth magnetic material
Insulation of the stator winding according to EN 60034–1
(IEC 60034–1)
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)
Cooling Natural cooling, forced ventilation, and liquid cooling
Installation altitude according to EN 60034–1 (IEC 60034–1) ≤ 1000 m above sea level, otherwise power derating
Type of construction according to EN 60034–7 (IEC 60034–7) IM B5 (IM V1, IM V3)
Degree of protection according to EN60034–5 (IEC 60034–5) IP65
Temperature monitoring in accordance with EN 60034-11
(IEC 60034-11)
KTY 84 temperature sensor in stator winding
Paint finish Pearl dark gray (similar to RAL 9023)
Drive shaft end according to DIN 748-3 (IEC 60072-1) Smooth shaft (without keyway)
Radial eccentricity, concentricity, and axial eccentricity acc. to
DIN 42955 (IEC 60072-1)
Tolerance N (normal)
Vibration severity grade according to EN 60034–14
(IEC 60034–14)
Grade A is observed up to rated speed
Sound pressure level acc. to DIN EN ISO 1680
Tolerance + 3 dB(A)
Natural cooling:
1FT703 to 1FT706: 65 dB(A)
1FT708 to 1FT710: 70 dB(A)
Forced ventilation: 73 dB(A)
Water cooling:
1FT706: 65 dB(A)
1FT708 to 1FT710: 70 dB(A)
Built-in encoder system for motors without DRIVE-CLiQ
interface
 Incremental encoder, sin/cos 1 Vpp, 2,048 S/R
1)
with
C and D track (encoder IC2048S/R)
 Absolute encoder, 2,048 S/R
1)
singleturn, 4096
revolutions multiturn, with EnDat interface
(encoder AM2048S/R)
Built-in encoder system for motors with DRIVE-CLiQ interface
 Incremental encoder, 22-bit (resolution 4,194,304,
internal encoder 2,048 S/R
1)
) + commutation
position, 11-bit (encoder IC22DQ)
 Absolute encoder, 22-bit, singleturn (resolution
4,194,304, internal encoder 2,048 S/R
1)
) + 12-bit
multiturn (traversing range: 4,096 revolutions)
(AM22DQ)

Siemens 1FT7 Specifications

General

Brand	Siemens
Model	1FT7
Category	Engine
Language	English