Data sheet: Wilo-CronoTwin-DL 65/25-/ Pump curves -pole - individual operation H[m] 2 2 2 Qmin DL 65/25-3/ Wilo-CronoTwin-DL 65/27 - Wilo-CronoTwin-DL 65/25 DL 65/25-/ DL 65/27-5,5/ Approved fluids (other fluids on request) Heating water (in accordance with VDI 235) Water-glycol mixtures (for 2- vol.% glycol and fluid temperature C) 16 Cooling and cold water P 2 [kw] 6 2 6 2 η p[%] 6 5 1 15 2Q[l/s] 2 6 2 2 6 Pump curves -pole - parallel operation H[m] 2 2 2 16 Qmin DL 65/25-/ + DL 65/27-5,5/ Ø 22 NPSH [m] Wilo-CronoTwin-DL 65/27 - Wilo-CronoTwin-DL 65/25 Heat transfer oil Special version at additional charge Permitted field of application Standard version for operating pressure p max Temperature range at max. ambient temperature + C 13 bar (up to +1 C) bar 16 bar (up to + C) bar -2...+1 C (depending on the fluid) Max. ambient temperature + C Installation in closed buildings Outdoor installation Special version at additional charge Pipe connections Nominal flange diameter DN 65 Flanges (according to EN 192-2) PN 16 Flange with pressure-measurement connections R 1 / Materials Pump housing EN-GJL-25 Lantern EN-GJL-25 2 6 1 NPSH [m] Impeller EN-GJL-2 Impeller (special version) G-CuSn1 Pump shaft 1.2 P 2 [kw] L η p[%] 6 1 2 2 6 1 2 2 6 1 Ø 22 Q[l/s] Mechanical seal AQEGG Other mechanical seals On request Electrical connection Mains connection 3~ V, 5 Hz Nominal speed n 15 rpm Minimum Efficiency Index (MEI) Minimum Efficiency Index (MEI). Masterpumpe zur Ermittlung des MEI- Wertes tbt IL65/27-5,5/ Motor/electronics Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 1 / 9
Data sheet: Wilo-CronoTwin-DL 65/25-/ Dimension drawing 1 6 6 1 Ø 26 176 1 3 x M 2 III 75 235 II II 5 22 1 Integrated full motor protection Special version with PTC thermistor sensor (KLF) at additional charge Protection class IP 55 Insulation class F Rated current (approx.) I N 3~. A V Dimension drawing, flange Ø 15 Ø 15 Ø 11 DN 65 Motor efficiency Power factor η m /η 5% m /η 75% m 1% cos φ.1/6./6.6 %.79 Nominal motor power P 2. kw Motor winding up to 3 kw Motor winding from kw 23 V Δ/ V Y, 5 Hz V Δ/69 V Y, 5 Hz x Ø 19 Installation options Pipe installation ( 15 kw motor power) Support-bracket mounting Information for order placements Weight approx. m 19 kg Make Wilo Terminal diagram Type CronoTwin-DL 65/25-/ W2 U2 V2 U1 V1 W1 L 2 L 1 L3 PE W2 U2 V2 U1 V1 W1 L 2 L 1 L3 PE : Connection diagram delta connection Y: Connection diagram star connection Motor protection switch required on-site. Check the direction of rotation! To change the direction of rotation, exchange any two phases. P 2 3 kw P 2 kw 3~ V Y 3~23 V 3~69 V Y 3~ V Art no. 2926 Observe motor name plate data After removing the bridges, Y- start is possible. Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 2 / 9
Dimensions and dimension drawings: Wilo-CronoTwin-DL 65/25-/ Dimension drawing 1 6 Ø 26 III 176 1 75 235 II 5 22 1 6 1 3 x M 2 II 5 5 DN 65 22 5 5 Ø1 x Ø 19 Ø 11 Ø 15 Ø 15 II Pressure measuring connection R1/; III Ventilation R1/ Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 3 / 9
Pump curves: Wilo-CronoTwin-DL 65/25-/ Pump curves -pole - individual operation H[m] 2 2 2 16 Qmin DL 65/25-3/ Wilo-CronoTwin-DL 65/27 - Wilo-CronoTwin-DL 65/25 DL 65/25-/ DL 65/27-5,5/ 2 6 5 1 15 2Q[l/s] P 2 [kw] 6 Ø 22 2 2 6 NPSH [m] η p [%] 6 2 2 6 Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 / 9
Pump curves: Wilo-CronoTwin-DL 65/25-/ Pump curves -pole - parallel operation H[m] 2 2 2 16 Qmin Wilo-CronoTwin-DL 65/27 - Wilo-CronoTwin-DL 65/25 DL 65/25-/ + DL 65/27-5,5/ 2 6 1 NPSH [m] P 2 [kw] L η p [%] 6 1 2 2 6 1 2 Ø 22 2 6 1 Q[l/s] Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 5 / 9
Ordering information: Wilo-CronoTwin-DL 65/25-/ Information for order placements Make Wilo Type CronoTwin-DL 65/25-/ Art no. 2926 EAN number 1632297222 Colour Green Minimum order quantity 1 Minimum order quantity unit PCE Weight (net) kg 19 Length (net) mm 7 Width (net) mm 76 Height (net) mm 75 Weight (gross) kg 217 Length (gross) mm Width (gross) mm Height (gross) mm 619 Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 6 / 9
Specification texts: Wilo-CronoTwin-DL 65/25-/ Inline double pump with two single-stage glanded centrifugal pumps in the same housing with switchover valve, for pipe installation or installation on a base. Housing blind flange and brackets available at extra charge. Low-vibration and low-noise monobloc design with lantern and rigidly connected standard flange motor. With forced-flow circulation, bidirectional bellows mechanical seal and cavitation-reducing impeller. Flange with R 1/ pressure measuring connections. Pump housing and lantern are cataphoretic-coated. Materials Pump housing: EN-GJL-25 Lantern: EN-GJL-25 Impeller: EN-GJL-2 Pump shaft: 1.2 Mechanical seal: AQEGG Permitted field of application Standard version for operating pressure: 13 bar (up to +1 C) / bar16 bar (up to + C) bar Temperature range at max. ambient temperature + C: -2...+1 C (depending on the fluid) Max. ambient temperature: + C Pipe connections Nominal flange diameter: DN 65 Flanges (according to EN 192-2): PN 16 Flange with pressure-measurement connections: R 1 / Overall length: 75 mm Minimum Efficiency Index (MEI) Minimum Efficiency Index (MEI):. Pump with max. impeller diameter for determining the MEI: IL65/27-5,5/ Motor/electronics Protection class: IP 55 Insulation class: F Rated current (approx.):. A Motor efficiency level: IE2 Motor efficiency:.1/6./6.6 % Power factor:.79 Nominal motor power:. kw Nominal speed: 15 rpm Weight Weight approx.: 19 kg Information for order placements Art no.: 2926 Type: CronoTwin-DL 65/25-/ Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 7 / 9
Specification texts: Wilo-CronoTwin-DL 65/25-/ Make: Wilo Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 / 9
Terminal diagram : Wilo-CronoTwin-DL 65/25-/ Terminal diagram W2 U2 V2 U1 V1 W1 W2 U2 V2 U1 V1 W1 : Connection diagram delta connection Y: Connection diagram star connection Motor protection switch required on-site. Check the direction of rotation! To change the direction of rotation, exchange any two phases. P 2 3 kw P 2 kw 3~ V Y 3~23 V 3~69 V Y 3~ V L 2 L 1 L3 PE L 2 L 1 L3 PE After removing the bridges, Y- start is possible. Subject to change without prior notice. www.wilo.co.uk 5 Hz 215-2 9 / 9