Finish: Anticorrosive finish in polyester. Number of motor poles 4=1400 r/min. 50 Hz 6=900 r/min. 50 Hz 8=750 r/min. 50 Hz

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Adam van der Heijden
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HEP: Wall-mounted axial fans, with IP65 motor HEPT: Long-cased axial fans, with IP65 motor Wall-mounted axial (HEP) and long-cased (HEPT) fans, with fibreglass-reinforced plastic impeller.

HEP: Protection guard to prevent contacts according to standard UNE-EN ISO 12499:2010 HEPT: Sheet steel cased casing HEPT: Outside connecting box, IP-65 protection HEP Order code HEPT Motor: Class F

1 HEP: Wall-mounted axial fans, with IP65 motor HEPT: Long-cased axial fans, with IP65 motor Wall-mounted axial (HEP) and long-cased (HEPT) fans, with fibreglass-reinforced plastic impeller. Fan: Airflow direction from motor to impeller Impeller in polyamide 6 reinforced with fibre glass HEP: Sheet steel base plate. HEP: Protection guard to prevent contacts according to standard UNE-EN ISO 12499:2010 HEPT: Sheet steel cased casing HEPT: Outside connecting box, IP-65 protection HEP Order code HEPT Motor: Class F motors, with ball bearings, IP65 protection Single-phase V -50Hz. and three-phase / V -50Hz. Fan working temperature: -25ºC +60ºC, pole motors and -25ºC +45ºC, 2 pole motors Finish: Anticorrosive finish in polyester resin polymerised at 190ºC, after alkaline degreasing with phosphate-free nanotechnology treatment. On request: Motor, impeller and guard unit (version F) Motor-impeller unit (version G) Airflow direction from impeller to motor Special windings for different voltages HEP 45 4T/H I F HEP: Wall-mounted axial fans, with IP65 motor HEPT: Long-cased axial fans, with IP65 motor Impeller diameter in cm. Number of motor poles 4=1400 r/min. 50 Hz 6=900 r/min. 50 Hz 8=750 r/min. 50 Hz T=Three-phase M=Single-phase H=High airflow L=Low airflow Air circulation I=Impeller Motor->Impeller A=Airflow-in Impeller->Motor Execution of the fan Execution standard F=Motor impeller unit guard G=Motor impeller unit Technical characteristics Model Installed Maximum admissible current Maximum Sound Approx. weight Speed power at free (A) airflow pressure level (Kg) airflow (r/min) V V (W) (m3/h) db(a) HEP-25-2T/H HEP-25-2M/H HEP-25-4T/H HEP-25-4M/H HEP-31-2T/H HEPT-31-2T/H HEP-31-2M/H HEPT-31-2M/H HEP-31-4T/H HEPT-31-4T/H HEP-31-4M/H HEPT-31-4M/H HEP-31-4T/L HEP-31-4M/L HEP-35-2T/H HEPT-35-2T/H HEP-35-2M/H HEPT-35-2M/H HEP-35-4T/H HEPT-35-4T/H HEP-35-4M/H HEPT-35-4M/H HEP-35-4T/L HEP-35-4M/L HEP-40-4T/H HEPT-40-4T/H HEP-40-4M/H HEPT-40-4M/H

2 Technical characteristics Model Installed Maximum admissible current Maximum Sound Approx. weight Speed power at free (A) airflow pressure level (Kg) airflow (r/min) V V (W) (m3/h) db(a) HEP-40-4T/L HEP-40-4M/L HEP-40-6T/H HEPT-40-6T/H HEP-40-6M/H HEPT-40-6M/H HEP-45-4T/H HEPT-45-4T/H HEP-45-4M/H HEPT-45-4M/H HEP-45-4T/L HEP-45-4M/L HEP-45-6T/H HEPT-45-6T/H HEP-45-6M/H HEPT-45-6M/H HEP-50-4T/H HEPT-50-4T/H HEP-50-4M/H HEPT-50-4M/H HEP-50-4T/L HEP-50-4M/L HEP-50-6T/H HEPT-50-6T/H HEP-50-6M/H HEPT-50-6M/H HEP-56-4T/H HEPT-56-4T/H HEP-56-4M/H HEPT-56-4M/H HEP-56-4T/L HEP-56-4M/L HEP-56-6T/H HEPT-56-6T/H HEP-56-6M/H HEPT-56-6M/H HEP-63-4T/H HEPT-63-4T/H HEP-63-4T/L HEP-63-4M/L HEP-63-6T/H HEPT-63-6T/H HEP-63-6M/H HEPT-63-6M/H HEP-63-6T/L HEP-63-6M/L HEP-63-8T/H HEP-63-8M/H Erp. BEP (best efficiency point) characteristics MC EC VSD SR Measurement category Efficiency category S Static T Total Variable-speed drive Specific relationship ηe[%] Efficiency N Degree of efficiency [kw] Electrical power [m 3 /h] Airflow [mmh 2 O] Static or total pressure (According to EC) [RPM] Speed Model MC EC VSD SR ηe [%] N [kw] [m3/h] [mmh 2 O] [RPM] 25-4T/H M/H T/H A S NO % M/H A S NO % T/H M/H T/L M/L T/H A S NO % M/H A S NO % T/H A S NO % M/H A S NO % T/L M/L T/H A S NO % T/L A S NO % T/H A S NO % M/H A S NO % T/L A S NO % M/L A S NO % T/H A S NO %

3 Erp. BEP (best efficiency point) characteristics Model MC EC VSD SR ηe [%] N [kw] [m3/h] [mmh 2 O] [RPM] 50-4M/H A S NO % T/L A S NO % M/L A S NO % T/H A S NO % M/H A S NO % T/H A S NO % M/H A S NO % T/L A S NO % M/L A S NO % T/H A S NO % T/H A S NO % T/L A S NO % M/L A S NO % T/H A S NO % T/L A S NO % M/L A S NO % Acoustic features The specified values are determined according to free field measurements of pressure and sound levels in db(a) at an equivalent distance of twice the fan s span plus the impeller s diameter, with a minimum of 1.5 m. Sound power Lw(A) spectrum in db(a) via frequency band in Hz. Model Model /H /H /H /H /L /H /H /L /H /L /H /H /L /H /H /L /H /H /L /H /H /L /H /L /H Dimensions in mm Version on request without connection box HEP Standard version with connection box E Model A B C D 2T 4T 6T 8T 2T 4T 6T 8T G H J K L HEP M.8 HEP-31.../H M.8 HEP-31.../L M.8 HEP-35.../H M.8 HEP-35.../L M.8 HEP-40.../H M.8 HEP-40.../L M.8 HEP-45.../H M.8 HEP-45.../L M.8 HEP-50.../H M.8 HEP-50.../L M.8 HEP-56.../H M.8 HEP-56.../L M.8 HEP-63.../H M.8 HEP-63.../L M.8 F 10

4 Dimensions in mm HEPT Model A B D E J Drills No HEPT HEPT HEPT HEPT HEPT HEPT HEPT Characteristic curves Q = Airflow in m 3 /h, m 3 /s and cfm. Pe= Static pressure in mmh 2 O, Pa and inwg. 11

5 Characteristic curves Q = Airflow in m 3 /h, m 3 /s and cfm. Pe= Static pressure in mmh 2 O, Pa and inwg. Accessories See accessories section. INT RM AR VSD3/A-RFT CUADROS PL P PT/H RI RT BTUB BAC PS S SI VSD1/A-RFM 12

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