Centrifugal Fans direct driven with scroll - Nicotra Gebhardt
Centrifugal Fans direct driven with scroll - Nicotra Gebhardt Centrifugal Fans direct driven with scroll - Nicotra Gebhardt
RZA 11-0500 Direct driven centrifugal fans / RZA / Technical Data Technical Data Nomi- Nominal Max. Media Speed Nominal Mains nalfre- Nominal Max. power motor Max. output operating Nominal Max. fan Temperature control voltage frequency quency motor power consumption current current (FC) frequency motor speed speed max. Weight RZA 11- V Hz kW kW A A Hz 1/min 1/min °C kg 0500-6D (3) 400 87 5.90 7.3 15.9 90 1770 40 103 Technical Data Nomi- Nominal Max. Media Speed Nominal Mains nalfre- Nominal Max. power motor Max. output operating Nominal Max. fan Temperature control voltage frequency quency motor power consumption current current (FC) frequency motor speed speed max. Weight RZA 11- V Hz kW kW A A Hz 1/min 1/min °C kg 0500-6D * 400 50 1.39 5.70 90 990 1770 40 103 0500-6D-60 * 460 60 2.34 5.80 90 1180 1770 40 103 Frequency Inverter Parameters Calculations formula The following curves show the fans operating with frequency control: The nominal frequency of the inverter is 87Hz, i.e. the input frequency 400V is increased to 87Hz. The performance curves plot speed/frequency against volume and pressure, and the total efficiency (h inverter x h motor x h impeller) is expressed as a parabola. The set up parameters for each inverter are provided in the accompanying literature. PS = psF × qV / hfaS LWokt7 = LWA6/7 + LWrel7 LWokt6 = LWA6/7 + LWrel6 (3) = Stepless speed controllable via frequency converter * = No speed control available Dimensions in mm, subject to change. ZKF 15-2525 ZKE 15-2525 821 ZSG 01-0500 370 457 52 638 956 381 221 35 130 376 52 320 385 LG 0 LG 90 LG 180 LG 270 RD 0 RD 90 RD 180 RD 270 Accessories Isolator (metal casing) Frequency Inverter Unit MM420 for 3~ Line Choke for 3~ Anti Vibration Rubber Buffers RZA 11- 0500-6D RZA 11- ESH 22-0075-32 MM420 3AC 400V 7.50KW EMV B 6SE6400-3CC02-2CD3 ZBD 01-1010-A 0500-6D-50 ESH 22-0075-32 - - ZBD 01-1010-A 0500-6D-60 ESH 22-0075-32 - - ZBD 01-1010-A 52 553 929 14 680 729 400 12 5 x 112 635 674 708 187
RZA 11-0560 Technical Data Density of media 1.15 kg/m³ p sF Determination of the Octave level Inlet side Relative sound power level LWrel7 octave band correction factors fm Discharge side Duty point 63 125 250 500 1000 2000 4000 8000 Hz Duty point 1.4 qVopt -2 1 2 0 -7 -12 -16 -22 dB 1.4 qVopt 1.4 qVopt -4 -2 1 0 -7 -10 -16 -24 dB 1.4 qVopt 188 Pa 2000 1500 1200 1000 800 600 500 400 300 200 150 120 100 80 60 50 Direct driven centrifugal fans / RZA / Technical Data 40 4000 qV 5000 6000 8000 10000 12000 15000 20000 30000 m³/h q V P S 1.5 2.0 3.0 4.0 1.5 2.0 5.0 6.0 kW 52 % 58 8.0 75 3.0 Tolerance class 2 according to DIN 24166 Measured in installation A according to ISO 5801 (unducted) 78 4.0 81 60 84 5.0 87 L WA6;7 56 90 saS (N max) 50 93 6.0 7.0 40 30 96 dB 8.0 20 9.0 m³/s 1660 1/min 87 Hz 1500 1300 1200 1100 900 N 79 68 63 58 1000 52 47 800 42 f Relative sound power level LWrel6 octave band correction factors fm 63 125 250 500 1000 2000 4000 8000 Hz -17 0 1 -1 -6 -16 -19 -27 dB -9 -3 1 -1 -5 -14 -19 -29 dB
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RZA 11-0500<br />
Direct <strong>driven</strong> centrifugal fans / RZA / Technical Data<br />
Technical Data<br />
Nomi-<br />
Nominal<br />
Max.<br />
Media<br />
Speed Nominal Mains nalfre- Nominal Max. power motor Max. output operating Nominal Max. fan Temperature<br />
control voltage frequency quency motor power consumption current current (FC) frequency motor speed speed max. Weight<br />
RZA 11- V Hz kW kW A A Hz 1/min 1/min °C kg<br />
0500-6D (3) 400 87 5.90 7.3 15.9 90 1770 40 103<br />
Technical Data<br />
Nomi-<br />
Nominal<br />
Max.<br />
Media<br />
Speed Nominal Mains nalfre- Nominal Max. power motor Max. output operating Nominal Max. fan Temperature<br />
control voltage frequency quency motor power consumption current current (FC) frequency motor speed speed max. Weight<br />
RZA 11- V Hz kW kW A A Hz 1/min 1/min °C kg<br />
0500-6D * 400 50 1.39 5.70 90 990 1770 40 103<br />
0500-6D-60 * 460 60 2.34 5.80 90 1180 1770 40 103<br />
Frequency Inverter Parameters<br />
Calculations formula<br />
The following curves show the fans operating <strong>with</strong> frequency control: The nominal frequency<br />
of the inverter is 87Hz, i.e. the input frequency 400V is increased to 87Hz. The<br />
performance curves plot speed/frequency against volume and pressure, and the total<br />
efficiency (h inverter x h motor x h impeller) is expressed as a parabola.<br />
The set up parameters for each inverter are provided in the accompanying literature.<br />
PS = psF × qV / hfaS LWokt7 = LWA6/7 + LWrel7 LWokt6 = LWA6/7 + LWrel6 (3) = Stepless speed controllable via frequency converter<br />
* = No speed control available<br />
Dimensions in mm, subject to change.<br />
ZKF 15-2525 ZKE 15-2525 821<br />
ZSG 01-0500<br />
370<br />
457<br />
52<br />
638<br />
956<br />
381 221<br />
35 130<br />
376<br />
52<br />
320<br />
385<br />
LG 0 LG 90 LG 180 LG 270 RD 0 RD 90 RD 180 RD 270<br />
Accessories<br />
Isolator (metal casing)<br />
Frequency Inverter Unit MM420<br />
for 3~ Line Choke for 3~ Anti Vibration Rubber Buffers<br />
RZA 11-<br />
0500-6D<br />
RZA 11-<br />
ESH 22-0075-32 MM420 3AC 400V 7.50KW EMV B 6SE6400-3CC02-2CD3 ZBD 01-1010-A<br />
0500-6D-50 ESH 22-0075-32 - - ZBD 01-1010-A<br />
0500-6D-60 ESH 22-0075-32 - - ZBD 01-1010-A<br />
52<br />
553<br />
929<br />
14<br />
680<br />
729<br />
400<br />
12<br />
5 x 112<br />
635<br />
674<br />
708<br />
187
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