SystemAir PKI-C EI120S, Manual, Page: 56 / 63

13
Scheme of connecting servo drive
Belimo BE 24-12ST
Technical data BE 24-ST, BE24-12-ST
Nominal voltage AC24V 50/60 Hz DC 24V
Nominal voltage range AC19.2 ... 28.8 V
For wire sizing 18 VA (lmax. 8.2A @ 5 ms)
Power consumption
- motoring 12W
- holding 0,5W
Connection cable
- motor lead 1 m, 3 x 0.75 mm
2
(halogen-free), with 3-pole plug connectors
- auxiliary switch lead 1 m, 6 x 0.75 mm
2
(halogen-free), with 6-pole plug connectors
Auxiliary switch 2 x EPU
K
Contact rating (contacts gold plate on silver) 1 mA ... 6 A, DC 5 V ...AC 250 V
Switching points 3° / 87° (referred to 0 ... 90°)
Tolerance ±2
o
Angle of rotation 100° (incl. 5° mechanical overrun on each side)
Torque (nominal torque) 40 Nm
Blocking torque
-dynamic 40 Nm
- steady-state 50 Nm
Direction of rotation Selected by mounting L/R
Damper stem form-fit 14x14mm, form-fit 12x12mm
Running time <60 s for 90°
Sound power level Max. 62 dB (A)
Position indication Mechanical with pointer
Service life At least 10‘000 cycles
Protection class III Safety extra-low voltage
Degree of protection IP54
Ambient temperature range
-normal duty –30 ... +50°C
-safety duty see text/ graph crash case
Non-operating temperature –40 ... +80°C
Ambient humidity range CE according to89/ 336/EWG, 92/31/EWG, 93/68/EWG
Mode of operation type 1.C (EN 607 30)
EMV low-voltage directive CE according to 89/ 336/EWG, 92/31/EWG, 93/68/EWG
Maintenance maintenance- free
Weight appr. 2,7 kg