Item
Alternator Closed Liquid Level Switch
Switch Function
Close On Rise
Tank Connection Size
2-1/2 in MNPT
Operating Temp. Range
-22 Degrees to 220 Degrees F
Features
High-Temperature, Viton Packing
Stem Material
Stainless Steel
Electrical Connections
Screw Clamp
Includes
Viton Packing - Rod, Omit Float
Float Rod Angle
90 Degrees
Float Material
Stainless Steel
Conduit Size
8 1/2 in, 8 3/4 in
Standards
CE, CSA, CSA File LR25490, UL Listed, UL 50, UL 508, UL File E12158
Enclosure Material
painted cold-rolled steel
Product Type
Alternator Closed Liquid Level Switch
Current Rating - Maximum
Not Applicable
Mounting Style
Closed Tank Vertical
Operating Temperature - Minimum
-22 Degrees F
Electrical Connection
Screw Clamp
Horsepower @ Single Phase - 120V AC
2 hp
Voltage Rating - Maximum
575 V
Stem Thread Size
2 1/2 in MNPT
Horsepower @ Single Phase - 240V AC
3 hp
Manufacturer Warranty Length
18 mo
Operating Temperature - Maximum
220 Degrees F
Horsepower @ Three Phase - 240V AC
5 hp
Minimum Media Specific Gravity
0.85
Product Specific Application
mechanically alternating the operation of two pumps or motors
Terminals Description Iso N°1
line-load-load-line
Controlled Fluid
fresh water specific gravity of 0.85 in or higher 0-250°F || sea water specific gravity of 0.85 in or higher 0-250°F || hydraulic oil specific gravity of 0.85 in or higher 0-250°F || corrosive fluid specific gravity of 0.85 in or higher 0-250°F
Local Signalling
with external pointer
Nema Degree Of Protection
NEMA 1 UL 50
Kit Composition
float || float switch || rod
Materials In Contact With Fluid
cast iron || yellow brass || viton || stainlesss steel 304 || stainless steel 316
Electrical Durability
100 cycles 60 cyc/mn
Ambient Air Temperature For Storage
-22-220°F
[Ui] Rated Insulation Voltage
575 V UL 508
Device Mounting
screw-in bushing
Terminal Block Type
8 terminals
Motor Power Kw
1.5 kW 2 hp)115 V AC, 1 phase || 2.2 kW 3 hp)115 V AC, 3 phase || 2.2 kW 3 hp)230 V AC, 1 phase || 3.7 kW 5 hp)230 V AC, 3 phase || 0.75 kW 1 hp)460 V AC, 3 phase || 0.75 kW 1 hp)475 V AC, 3 phase || 0.18 kW 0.25 hp)32 V DC || 0.37 kW 0.5 hp)115 V DC || 0.37 kW 0.5 hp)230 V DC
Contact Operation
contacts close on liquid rise
Product Destination
for closed tank
Contacts Type And Composition
4 NC, snap action, DPST-DB, Form YY
Float Movement
4.75...9.25 in adjustable
Mechanical Durability
300 cycles
Operating Position
vertical position only
Product Certifications
CSA file LR25490 || UL listed file E12158
Product Or Component Type
mechanical alternator
Device Application
closed tank with bushing
Short-Circuit Protection
20 A cartridge fuse gG
Cable Entry Number
8 knock-outs for 1/2
Maximum Operating Rate
60 cyc/mn
Factory Modification
omit float
Electrical Circuit Type
power circuit
Ambient Air Temperature For Operation
-22-220°F
Country of Origin (subject to change)
Mexico
