OKHE SMART

OKHE SMARTSmart water heater with electronic thermostat and the option of connection to HDO. It includes autodidactic algorithm and heats water if required. It is possible to switch to several modes (MANUAL, MANUAL HDO, OPTIMUM, PROG, SMART, ANTI FREEZE). The heater is controlled by means of the operating system Android/iOS.

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Embedded heating flange unit

Character

Device used for electric heating of hot utility water designed for fitting into the flanged manhole of OKC NTR/BP, OKC NTR/HP, OKC NTRR/SOL or OKCES heaters. The heating unit is equipped with heating elements and operating and safety thermostat with the temperature range of hot utility water 5–74 °C.

The REU, RDU, RDW and RSW types with fixed output 2.5–15 kW for OKC 300–500 NTR(NTRR)/BP and OKCE 400–500 S water heaters. These units may be used even for OKC 750–1000 NTR(NTRR)/BP and OKCE 750–1000 S water heaters in case you use the adaptor flange 225/150

The SE 377 type with variable output within the range 8–11–16 kW and SE 378 with variable output within the range 9.5–14–19 kW are designed only for heaters with volumes of 750 and 1000 litres. Can not be used for types OKC 750 NTR/BP a OKC 750 NTRR/BP.

 

Řez vestavnou elektrickou topnou jednotkou

Summary

Embedded electrical heating flange unit of R, SE series (only for OKC 300–1000 NTR, NTRR/1MPa a OKCE 400–1000 S/1MPa)
REU 18–2,5, RDU 18–2,5, RDU 18–3, RDU 18–3,8, RDU 18–5, RDU 18–6, RDW 18–7,5, RDW 18–10, RSW 18–12, RSW 18–15, SE 377, SE 378

Technical data

TypeREU 18–2,5RDU 18–2,5RDU 18–3RDU 18–3,8RDU 18–5RDU 18-6
Output [kW] 2,5 2,5 3 3,8 5 6
Overall dimensions (ø×L) ± 10 mm ø188 x 560 ø188 x 560 ø188 x 560 ø188 x 560 ø188 x 560 ø188 x 560
Weight [kg] 3 3,3 3,4 3,5 3,5 3,5
Supply 1/N/PE ~ 230 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz
Degree of protection IPx4 IPx4 IPx4 IPx4 IPx4 IPx4
Heat.timeapprox.300l10–60°C [h] 8 8 6 5 4 3
TypeRDW 18–7,5RDW 18–10RSW 18–12RSW 18–15SE 377*SE 378*
Output [kW] 7,5 10 12 15 8,0/11/16 9,5/14/19
Overall dimensions (ø×L) ± 10 mm ø188 x 560 ø188 x 560 ø188 x 640 ø188 x 740 ø260 x 740 ø260 x 870
Weight [kg] 3,7 4 4 4,2 8 11,5
Supply 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz 3/N/PE ~ 400 V / 50 Hz
Degree of protection IPx4 IPx4 IPx4 IPx4 IP20 IP20
Heat.timeapprox.300l10–60°C [h] 2,5 2 1,5 1,3 2-2-1,3 2-1,5-1

 

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