ZAlift - 20210802 - calculation GBt_210014_113643---1250-100-SM 200.45E-
ZIEHL-ABEGG SE
Künzelsau, Germany
Elevator calculation acc. EN81-20/50 GBtr 14.09.2021
Elevator data
Nominal load Q kg 1250
Car weight F kg 1400(1384 - 1923kg)
Counterweight G kg 2025(50%)
Travelling speed v (V_3=) m/s 1,00
Travel distance H m 25,0
Suspension/roping is 2 : 1
Traction sheave in the shaft at the top , motor foot down
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 45(0,258 kg/m)
Compensation rope weight su kg 0
Car cable weight HK kg 6
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)
1,7713 <= 1,8399
Traction 150% nominal load, below, not moving
1,6619 <= 1,8399
Rope pressure k < permissible rope pressure
8,32 < 9,00 N/mm²
Conditions according to EN81:
Load 125% 1,5076 <= 1,8582 (1)
Emergency stop 1,6692 <= 1,6759 (4)
with deceleration [m/s²] 0,500
Blocked car 19,226 > 3,4528 (4)
Real safety factor > Minimum safety factor for ropes
21,14 > 12
Rope safety factor according to EN81: (0), Basis 0
Pulleys >= 320 mm, pulleys NPR = 0 NPS = 2
Rope safety nue = 21,1 > 17,8 (minSF)
Rope certification EN81
Traction conditions are fulfilled.
Rope safety conditions are fulfilled.


ZAlift - 20210802 - Machine dimensioning GBt_210014_113643---1250-100-SM 200.45E-
Mechanical drive data
Machine manufactured by Ziehl-Abegg
Machine type SM 200.45E Gearless synchronous
Machine version ZAtop *
Traction sheave mm 320 /122/17,0/7x8/U95
Permissible load output torque Nm 680 (max. 799)
Real statical axle load kg 2385 (max. 3600)
-
-
Brake data
brake Mayr ROBA-twinstop RTW800, 2x800 Nm, EU-BD 1112
Dual circuit disc brake, DC supply necessary
(561 Nm, 0,61 m/s², 1 m, 10884 J, 264 W)
207 V brake, with hand release, microswitch
-
Machine load data in the installation
Typical motor operating power kW 6,0
Typ. operating current 23,0 A, Start. Current 34,9 A at acceleration 0,60 m/s²
Average power losses 1,25 kW = 4510,57 kJ/h
Output speed rpm 119
Load torque Nm 680,6(eff. 481,7)
Inertia of installation kgm² 31,07
240 Starts per hour , 40 % required duty cycle at elevator operation
Selected ZIEHL-ABEGG motor
Motor type SM200.45E-20 - gearless
Nameplate data(Operating data)
Rated voltage V 360
Rated frequency Hz 20 ( 19,9)
Rated torque Nm 710 ( 680,6)
Rated speed rpm 120 ( 119,4)
Rated output power kW 8,9( 8,5)
Rated current A 24 ( 23,0)
Maximum torque Nm 1200 ( 1200 )
Current at maximum torque A 50 ( 50 )
Inertia of motor kgm² 0,350
Possible accelleration m/s² 1,32
(MKmax=480,0 Nm)
Without cooling [PTC] (66)
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 17,2 A, 400 V, 11,3 kW, Max. 0,91 m/s², F_amax 1,80 (993 Nm)
Radio interference filter, integrated ; Line reactor, integrated
Braking resistance BR25-3
Brake control module ohne


ZAlift - 20210802 - Energy calculation GBt_210014_113643---1250-100-SM 200.45E-
Elevator data
Elevator1250kg-1,00m/s-2:1-25m
Total trips per day864,00
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 SM200.45E-20-8kW-710Nm-119rpm
Load power5947,23 W
Power consumption7428,07 W
Load factor0,70
Counterweight balance factor0,50
without recuperationBR25-3
Energy cost per year Travel1134,85 Euro
Energy cost per year Standby111,60 Euro
Energy cost per year Total1246,45 Euro
Nominal demand per year4794 kWh
Energy consumption reference trip 79,09 Wh
Specific travel demand0,886 mWh/kg/m
Total specific energy demand0,973 mWh/kg/m
Energy efficiency class TravelC
Energy efficiency class StandbyB
Energy efficiency class TotalB
with recuperationZArec4C 013
Regeneration power3942,83 W
max recuperation power6837,24 W
max recuperation current10,97 A
Energy cost per year Travel767,79 Euro
Energy cost per year Standby133,52 Euro
Energy cost per year Total901,31 Euro
Nominal demand per year3467 kWh
Energy consumption reference trip 53,51 Wh
Specific travel demand0,599 mWh/kg/m
Total specific energy demand0,704 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_113643---1250-100-SM 200.45E-
Elevator data
Elevator1250kg-1,00m/s-2:1-25m
Machine type SM 200.45E
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] |
1:5,11 | 0,05 | 0,71 | 0,14 |
2:5,11 | 0,09 | 0,97 | 0,19 |
3:1,83 | 0,12 | 1,03 | 0,22 |
4:0,92 | 0,15 | 1,05 | 0,24 |
5:-0,25 | 0,15 | 1,05 | 0,25 |
6:-0,51 | 1,23 | 0,00 | 2,30 |
Stopping distance (without traction influence) 0,330 m, empty up
Max. stopping distance (traction depending)1,228 m, empty up
Max. stopping distance (traction depending) 0,487 m, full down
Max. stopping distance (inverter off, empty) 0,358 m, empty up
Max. test stopping distance(v= 0,150m/s) 0,112 m, empty up
Max. test stopping distance(v= 0,150m/s) 0,095 m, full down
Max. test stopping distance(a= 2,000 m/s²) 0,389 m, empty up
Max. test stopping distance(a= 2,000 m/s²) 0,389 m, full down
We assume no liability for calculation results!