Lindab DRU - Page 9

9
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SFA (both 24 V and 230 V power supplay)
Power supply ............................. AC 19,2–28,8 V, 50/60 Hz
DC 21,6–137,5 V
Power consumption
– during operation ..................... 7 W
– stand-by ................................. 3,5 W
For wire sizing ........................... 18 VA (I
ma
x 20 A @ 5 ms)
Connection ................................ Cable 1 m, 2×0,75 mm2
Operating angle, adjustable ...... Mech. limited to 95°
Torque at rated voltage
– motor ...................................... Min. 20 Nm
– spring bias .............................. Min. 20 Nm
Direction of rotation ................... Optional through right or left-hand installation L/R
Position indication ..................... Mechanical
Running time
– motor ...................................... ≤ 75 s (0 … 20 Nm)
– return spring ........................... ≤ 20 s @ -20 … 50°C / max. 60 s @ -30°C
Sound power level
– motor ...................................... ≤ 45 dB (A)
– return spring ........................... ≤ 62 dB (A)
Degree of protection .................. IP 54
Ambient temperature range ...... -30 to +50 °C
Ambient temperature range ...... -30 to +50 °C
1
NL
2
M
EF 24A EF 230A
Power supply ............................. AC 19,2–28,8 V, 50/60 Hz AC 90–264 V, 50/60 Hz
DC 21,6–28,8 V
Power consumption
– during operation ..................... 9,5 W 9 W
– stand-by ................................. 4,5 W 4,5 W
For wire sizing ........................... 16 VA 21 VA
Connection ................................ Cable 1 m, 2×0,75 mm2 Cable 1 m, 2×0,75 mm2
Operating angle, adjustable ...... Mech. limited to 95° Mech. limited to 95°
Torque at rated voltage
– motor ...................................... Min. 30 Nm Min. 30 Nm
– spring bias .............................. Min. 30 Nm Min. 30 Nm
Direction of rotation ................... Optional through right or Optional through right or
left-hand installation L/R left-hand installation L/R
Position indication ..................... Mechanical Mechanical
Running time
– motor ...................................... ≤ 75 s (0–30 Nm) ≤ 75 s (0–30 Nm)
– return spring ........................... ≤ 20 s ≤ 20 s
Sound power level
– motor ...................................... ≤ 55 dB (A) ≤ 55 dB (A)
– return spring ........................... ≤ 71dB (A) ≤ 71dB (A)
Degree of protection .................. IP 54 IP 54
Ambient temperature range ...... -30 to +50 °C -30 to +50 °C
1
NL
2
M
Dampers