Electrical Wiring Diagrams - Ventmatika EKA Series Technical Data, Mounting, Maintenance

ELECTRICAL CIRCULAR DUCT HEATERS EKA

Electrical wiring diagrams

S – Automatic circuit breaker
J – Switch
T – Timer
EKR-KN... – PCB of temperature controller
V1, V2 – Triacs
A – Heating elements
B – Overheat thermostat with automatic reset
C – Overheat thermostat with manual reset
K – Contactor (relay)
PTC – Sensor for minimum air velocity detection
PS – Differential pressure switch for air flow detection
TJ-K10K – Supply air temperature sensor
TR NTC10 – Room temperature sensor panel
TR5K NTC10 – Room temperature sensor panel with remote setpoint knob
TR5K – External remote setpoint knob panel
> 3,6 kW
≤ 3,6 Kw
Fig. 13. Electrical wiring diagrams of single phase 230V heater EKA...-...-1f
> 6 kW
≤ 6 kW
Fig. 14. Electrical wiring diagrams of 2-phase 400V heater EKA...-...-2f
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