Configure 551-553 Electrical and Air Operator

Type of Operator

Air Operated

Solenoid Air Operated

Connection Type

G (ISO 228-1)

NPTF (AINSI B1.20.3)

Rc (ISO 7.1)

Pressure Connection

Threaded 1/4

Threaded 1/2

Namur 1/4

Namur 1/2

Manual Override

Without Manual Override (default)

Push and turn to lock with flat head screwdriver slot

Turn to lock with flat head screwdriver slot

Momentary push in by hand

Momentary push in with flat head screwdriver slot

Push and turn to lock by hand

Electrical Enclosure and Connections

Cable Gland / Spade Connector (default)

Without Connector

Leaded Coil

Connector M12

Special DIN Connector

Junction Box, Cable Gland w/Terminal Strip

Junction Box, 1/2NPT Conduit w/Terminal Strip

Junction Box, M20x1.5 Conduit w/Terminal Strip

Stainless Steel Junction Box, Cable Gland w/Terminal Strip

Stainless Steel Junction Box, 1/2NPT Conduit w/Terminal Strip

Stainless Steel Junction Box, M20x1.5 Conduit w/Terminal Strip

Conduit 1/2 NPT with Lead 18"

Conduit 1/2 NPT with Lead 72

Junction Box, Conduit 1/2NPT

Junction Box, Conduit 3/4 NPT

Junction Box, Conduit 1/2NPT - surge suppression coil

Conduit Stainless Steel 1/2 NPT with Lead 18"

Conduit Stainless Steel 1/2 NPT with Lead 72

Conduit Stainless Steel 1/2 NPT with Lead 18" - surge suppression coil

Conduit Stainless Steel 1/2 NPT with Lead 72" - surge suppression coil

Spade Connector with Visual indication and peak voltage suppression

Function

3/2 Spring Return

5/2 Spring Return

3/2 5/2 Namur Spring Return

5/3 Center Closed (W1) Spring Return

5/3 Center Exhaust (W3) Spring Return

3/2 5/2 Namur Double Solenoid

3/2 Double Solenoid

5/2 Double Solenoid

Body Material

Aluminium

Brass

Stainless Steel

Temperature Range

-40°C to +60°C

-40°C to +80°C

-25°C to +60°C

Electrical apparatus, gas & Dust atmospheres:
Protection mode
Non Explosion Proof
Class I, Div I (Prefix EF-EV)
"d" Flameproof enclosure (Prefix NF-WSNF - LPKF)
"e" Increased safety (Prefix EM-WSEM - WBLP)
m Encapsulation (ma/mb/mc) (Prefix PV)
"I" Intrinsic Safty
"nA" Non sparking
"m" Flameproof enclosure Gas & Dust, "d" Encapsulation Gas only (Prefix EV)
Electrical apparatus, gas & Dust atmospheres:
t Protection by enclosures (ta/tb/tc) (Prefix SG)
Mechanical apparatus
2 GD

Flow (I/min)

860 l/min (Kv:12.5 m3/h)

700 l/min (Kv:10 m3/h)

3800 L/min (Kv:52.5 m3/h)

3000 L/min (Kv:41.5 m3/h)

Power Range

Air Operated

Low Power = 2 Watt

Ultra Low power < 1.2

Reduced Power > 2 Watt = 4 Watt

Medium Power > 4 Watt = 6 Watt

Basic Power > 6

Voltage
6V DC	8V DC
12V DC	24V DC
48V DC	110V DC
24V / 50Hz	48V / 50Hz
115V / 50Hz	230V / 50Hz
24V / 50-60Hz	48V / 50-60Hz
115V / 50-60Hz	120V / 50-60Hz
30V / 50-60Hz	120V DC
Not Applicable