Fan heater SWT Wiring diagrams Internal wiring diagram M ~ Brown Black Blue SWT N 1 2 3 4 5 6 7 8 9 N L 230 V~ Control by thermostat only SWT N 1 2 3 4 5 6 7 8 9 N 1 2 3 4 5 6 7 8 9 SD20 SD20 SD20, actuator TVVS20/25 TVVS20/25 TKS16 A/B 3 2 1 5 6 7 2 2o 4 >t°C KRT TVVS20/25, two way valve NL 230 V~ NL 230 V~ 15 10 20 5 30 25 TKS16, electronic thermostat M ~ Brown Black Blue M ~ Brown Black Blue SWT KRT1900, capillary tube thermostat
Fan heater SWT Wiring diagrams 2-step control of airflow only SWT Brown Black Blue M ~ N 1 2 3 4 5 6 7 8 9 CB20, control box 1 2 3 4 5 7 NL 230 V~ CB20 Thermostat and 2-step control SWT SWT M ~ Brown Black Blue M ~ Brown Black Blue SD20 N 1 2 3 4 5 6 7 8 9 N 1 2 3 4 5 6 7 8 9 TVVS20/25 A/B TKS16 >t°C SD20 5 6 7 2 2o 4 TVVS20/25 1 2 3 4 5 7 3 2 1 KRT L N 230 V~ 1 2 3 4 5 7 CB20 L N 230 V~ CB20 SD20, actuator 15 10 20 5 30 25 CB20, control box TKS16, electronic thermostat
Fan heater SWT Wiring diagrams 5-step control of airflow only SWT Brown Black Blue M ~ RE1,5-7, 5-step control N 1 2 3 4 5 6 7 8 9 N ~ ~ N RE1,5 - 7 LN 230 V~ Thermostat and 5-step control SWT Brown Black Blue M ~ N 1 2 3 4 5 6 7 8 9 N 1 2 3 4 5 6 7 8 9 TVVS20/25 A/B TKS16 SWT M ~ Brown Black Blue SD20 >t°C 5 6 7 2 2o 4 SD20 TVVS20/25 ~ N ~ N ~ LN 230 V~ 3 2 1 RE1,5 - 7 KRT N ~ ~ N ~ RE1,5 - 7 LN 230 V~ SD20, actuator 15 10 20 5 30 25 RE1,5-7, 5-step control TKS16, elec
