ON/OFF ELECTROTHERMIC ACTUATORS
3
Installation
Technical features
Electrothermic actuators 22C series can be selected according to the type of system, installation space and power supply.
In systems with 2-way control valves fitted with electrothermic actuators it is advisable to install by-pass valves
in (466 series or USVR series) to ensure a minimum recirculation of the mean..
Features
1. Transparent zone
2. Wax thermostatic element
3. Opposing spring
4. Electrical microswitch (4 wire)
5. Electrical wiring
6. Provision for sealing
Action ON/OFF
Power supply 24 - 130 Vac/DC (+10% - 15%)
Frequency 50 - 60 Hz
Power consumption (normal operation) 1,8 W
Peak starting current 0,20 A x 0,5 sec (230V)
0,20 A x 30 sec (24V)
Initial opening (NC) or closing (NO) time (power ON) 230V 75 s
Final opening (NC) or closing (NO) time (power ON) 3 min
Initial opening (NC) or closing (NO) time (power ON) 24V 3 min
Final opening (NC) or closing (NO) time (power ON) 5 min
Actuator stroke max. 3,5 mm
Valve stroke 2,5 mm
Protection class IP54 - EN60529
Electrical protection class II
Safety (contamination level) 2
Cable length 1 m
2 pole x 0,5 mm
2
4 pole x 0,5 mm
2
Operation temperature limit 0 - 50 °C
Storage temperature limit -25 - 60 °C
Mean temperature limit Max. 110 °C
Nominal closing force (power OFF) (NC) 100 N (±10%)
Nominal closing force (power OFF) (NO) 80N (±10%)
Auxiliary microswitch (4 pole model) Max. 700 mA - 250 V ~ (c.a.)
Cover RAL 9016 Polyamide +30 F.G. self estinguishing
Valve connection Threaded ring nut M30x1,5
Normally Close Section
Transparent zone
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