Honeywell evohome Thermal actuator, passive (NO) MT4-230-NO Data Sheet
Product codes
MT4-230-NO
MT SMALL LINEAR THERMOELECTRIC ACTUATORS – PRODUCT DATA
EN0B-0490GE51 R0414
3
ELECTRICAL SPECIFICATIONS
Table 3. Electrical specifications
order number
initial
current*
permanent
current*
power
consumption*
Ø runtime for full nominal valve stroke*
(valve stroke: 2.5 mm)
MT4
(valve stroke: 6.5 mm)
MT8
MTx-024-xx, MTx-024S-xx
~0.2 A**
< 0.1 A
< 2 VA
4.0 min
6.0 min
MTx-230-xx, MTx-230S-xx
~0.4 A**
< 0.01 A
< 2 VA
4.0 min
6.5 min
* All values at nominal voltage 24 Vac/dc, 230 Vac, 50 Hz, ambient temperature: 20 °C. **Average during first 500 msec.
MOUNTING
NOTE: Connection leads must not touch piping (heat
transfer).
Click
Fig. 1. Mounting / installation positions
Fig. 2. Dismounting
FUNCTION
When the operating current is applied, a PTC resistor heats
up a wax element. After a delay, this wax element expands,
causing stroke movement.