ZAlift - 20210802 - calculation GBt_210014_113727---1000-100-SM 200.40E-
ZIEHL-ABEGG SE
Künzelsau, Germany
Elevator calculation acc. EN81-20/50 GBtr 14.09.2021
Elevator data
Nominal load Q kg 1000
Car weight F kg 1200(1173 - 2155kg)
Counterweight G kg 1700(50%)
Travelling speed v (V_3=) m/s 1,00
Travel distance H m 30,0
Suspension/roping is 2 : 1
Machine at the top, above , without deflection pulley
Shaft efficiency etaS % 82
Number of pulleys (ball bearing) 3
Type of rope WOLF PAWO F7
Number of ropes z 7
Rope diameter ds mm 8
Rope weight s kg 54(0,258 kg/m)
Compensation rope weight su kg 0
Car cable weight HK kg 7
Rope span weight R kg 0
Min. rope breaking load B N 40600
Traction sheave diameter Dtr mm 320
Sheave width mm 122number of grooves (7)
Groove distance mm 17,0Standard
Angle of wrap minimum min. deg 180
Undercutangle deg 95
Undercutwidth b mm 5,90
Groove angle deg 30
Sheave profile: circular undercut groove
Traction, rope pressure, rope safety
Traction empty,on top, accelerating (1,18)
1,7636 <= 1,8399
Traction 150% nominal load, below, not moving
1,6520 <= 1,8399
Rope pressure k < permissible rope pressure
7,01 < 9,00 N/mm²
Conditions according to EN81:
Load 125% 1,5049 <= 1,8582 (1)
Emergency stop 1,6633 <= 1,6759 (4)
with deceleration [m/s²] 0,500
Blocked car 13,757 > 3,4528 (4)
Real safety factor > Minimum safety factor for ropes
25,10 > 12
Rope safety factor according to EN81: (0), Basis 0
Pulleys >= 320 mm, pulleys NPR = 0 NPS = 2
Rope safety nue = 25,1 > 17,8 (minSF)
Rope certification EN81
Traction conditions are fulfilled.
Rope safety conditions are fulfilled.


ZAlift - 20210802 - Machine dimensioning GBt_210014_113727---1000-100-SM 200.40E-
Mechanical drive data
Machine manufactured by Ziehl-Abegg
Machine type SM 200.40E Gearless synchronous
Machine version ZAtop *
Traction sheave mm 320 /122/17,0/7x8/U95
Permissible load output torque Nm 578 (max. 660)
Real statical axle load kg 2007 (max. 3600)
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Brake data
brake Mayr ROBA-twinstop RTW800, 2x800 Nm, EU-BD 1112
Dual circuit disc brake, DC supply necessary
(477 Nm, 0,97 m/s², 1 m, 6830 J, 264 W)
207 V brake, with hand release, microswitch
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Machine load data in the installation
Typical motor operating power kW 4,8
Typ. operating current 19,3 A, Start. Current 28,0 A at acceleration 0,60 m/s²
Average power losses 1,07 kW = 3836,23 kJ/h
Output speed rpm 119
Load torque Nm 578,8(eff. 384,1)
Inertia of installation kgm² 26,34
240 Starts per hour , 50 % required duty cycle at elevator operation
Max. static load pulleys 16678 N, pulley speed 1,00 m/s
Selected ZIEHL-ABEGG motor
Motor type SM200.40E-20 - gearless
Nameplate data(Operating data)
Rated voltage V 360
Rated frequency Hz 20 ( 19,9)
Rated torque Nm 600 ( 578,8)
Rated speed rpm 120 ( 119,4)
Rated output power kW 7,5( 7,2)
Rated current A 20 ( 19,3)
Maximum torque Nm 1000 ( 1000 )
Current at maximum torque A 38 ( 38 )
Inertia of motor kgm² 0,310
Possible accelleration m/s² 1,26
(MKmax=400,0 Nm)
Without cooling [PTC] (70)
Dimension sheet A-M-6762, Motor construction type IMB3
Motor with encoder ECN 1313-2048Endat
Selected frequency inverter
Inverter ZAdyn 4CS023, Rated inverter current 23 A
mains current 14,6 A, 400 V, 9,6 kW, Max. 1,26 m/s², F_amax 1,73 (1000 Nm)
Radio interference filter, integrated ; Line reactor, integrated
Braking resistance BR25-3
Brake control module ohne


ZAlift - 20210802 - Energy calculation GBt_210014_113727---1000-100-SM 200.40E-
Elevator data
Elevator1000kg-1,00m/s-2:1-30m
Total trips per day720,00
Energy cost26,00 ct/kWh
Average load of machine, typical 70-90%80,00 %
Travel demand350,00 W
Contactor to switch off inverter and recuperationNo
Inverter and recuperation with standby-functionYes
Standby demand40,00 W
Standby demand inverter16,00 W
Standby demand regeneration11,00 W
Power for brake release264,00 W
Calculation according VDI4707
Usage category4 (3.0h VDI 4707)
Selected ZIEHL-ABEGG motor SM200.40E-20-7kW-600Nm-119rpm
Load power4757,78 W
Power consumption5872,65 W
Load factor0,70
Counterweight balance factor0,50
without recuperationBR25-3
Energy cost per year Travel912,16 Euro
Energy cost per year Standby111,60 Euro
Energy cost per year Total1023,76 Euro
Nominal demand per year3938 kWh
Energy consumption reference trip 76,28 Wh
Specific travel demand0,890 mWh/kg/m
Total specific energy demand0,999 mWh/kg/m
Energy efficiency class TravelC
Energy efficiency class StandbyB
Energy efficiency class TotalB
with recuperationZArec4C 013
Regeneration power3197,11 W
max recuperation power5854,95 W
max recuperation current9,39 A
Energy cost per year Travel611,84 Euro
Energy cost per year Standby133,52 Euro
Energy cost per year Total745,36 Euro
Nominal demand per year2867 kWh
Energy consumption reference trip 51,17 Wh
Specific travel demand0,597 mWh/kg/m
Total specific energy demand0,727 mWh/kg/m
Energy efficiency class TravelB
Energy efficiency class StandbyB
Energy efficiency class TotalB
All data subject to measuring on site!


ZAlift - 20210802 - GBt_210014_113727---1000-100-SM 200.40E-
Elevator data
Elevator1000kg-1,00m/s-2:1-30m
Machine type SM 200.40E
Traction sheave 320/122/17,0/7x8/U95
InertiaTraction sheave 0,843 kgm²
Brake data
Mayr ROBA-twinstop RTW800, 1600 Nm, EU-BD 1112, 30 ms, 60 ms, 100 ms
-207 V brake, with hand release, microswitch
Calculation of unintended movement
Values of elevator controller
Detection distance 0,050 m
Dead time 50 ms
V Detector 0,000 m/s
Without short-circuit motor braking
a[m/s²] | s[m] | v[m/s] | t[s] |
1:5,58 | 0,05 | 0,75 | 0,13 |
2:5,58 | 0,09 | 1,03 | 0,18 |
3:1,79 | 0,13 | 1,08 | 0,21 |
4:0,89 | 0,15 | 1,10 | 0,23 |
5:-0,26 | 0,15 | 1,10 | 0,24 |
6:-0,51 | 1,33 | 0,00 | 2,39 |
Stopping distance (without traction influence) 0,315 m, empty up
Max. stopping distance (traction depending)1,332 m, empty up
Max. stopping distance (traction depending) 0,547 m, full down
Max. stopping distance (inverter off, empty) 0,335 m, empty up
Max. test stopping distance(v= 0,150m/s) 0,108 m, empty up
Max. test stopping distance(v= 0,150m/s) 0,094 m, full down
Max. test stopping distance(a= 2,000 m/s²) 0,373 m, empty up
Max. test stopping distance(a= 2,000 m/s²) 0,373 m, full down
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