Data Sheet for Product

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Siemens Modulating refrigerant valves, PN 63 CE2N4717en
Smart Infrastructure 2019-11-25
Technical data
Functional actuator data
Power supply
Extra low-voltage only (SELV, PELV)
AC 24 V
Operating voltage AC 24 V ±20% (SELV) or
AC 24 V class 2 (US)
Frequency 45...65 Hz
Typical power consumption P
med
12 W
Stand by < 1 W (valve closed)
Rated apparent power S
NA
32 VA (for selecting the transformer)
Required fuse I
F
1,6…4 A, slow
External supply line protection Fuse slow max. 10 A
or
Circuit breaker max. 13 A
Characteristic B, C, D according to
EN 60898
or
Power source with current limitation of max.
10 A
DC 24 V
Operating voltage DC 20…30 V
Current draw 0,5 A / 2 A (max.)
Signal inputs
Positioning signal Y DC 0/2…10 V or DC 0/4…20 mA
Impedance DC 0/2…10 V 100 kW // 5nF (load < 0,1 mA)
DC 0/4…20 mA 240 W // 5nF
Forced control ZC
Input impedance 22 kW
Close valve (ZC connected to G0) < AC 1 V; < DC 0,8 V
Open valve (ZC connected to G) > AC 6 V; > DC 5 V
No function (ZC not wired) Positioning signal Y active
Signal outputs
Position feedback U Voltage DC 0/2…10 V; load resistance ³ 500 W
Current
DC 0/4…20 mA; load resistance £ 500 W
Stroke measurement
Nonlinearity
Inductive
± 3 % of end value
Positioning time Positioning time < 1 s
Electrical connection Cable entry 3 x Ø 17 mm (for M16)
Minimal wire cross-section 0.75 mm
2
Maximum cable length Refer to "Connection type", page 6
Functional valve data
Permissible operating pressure
max.6.3 MPa (63 bar)
1)
Differential pressure
Δ
p
max
2.5 MPa (25 bar)
Valve characteristic (stroke, k
v
) linear (to VDI / VDE 2173)
Leakage rate
(internally across seat)
max. 0,002 % k
vs
resp.
max. 1 Nl/h gas at Dp = 4 bar
Shut/off function, like solenoid normally closed (NC)
function
External seal hermetically sealed!
Permissible media Ammonia (R717), CO2 (R744) and all safety refriger-
ants (R22, R134a, R404A, R407C, R507, etc);
Not suited for use with inflammable refrigerants
Medium temperature
Refrigerant outlet (AB) -40...120 °C; max. 140 °C for 10 min; without ASR70
Refrigerant inlet (A) 1...120°C; max. 140°C für 10min; without ASR70
Refrigerant inlet (A) -40...0°C with ASR70
6)
Stroke resolution DH / H
100
1 : 1000 (H = stroke)