Square D Pressure Switches Model Number Explanation

SQUARE D PRESSURE SWITCHES - MODEL NUMBER EXPLANATION

9013FHG Model Number Explanation Chart

9013

J27

Option

Class

Air Compressor
Switches
230 PSI Max

Enclosure
G= NEMA 1
W = NEMA 3R
(Rainproof)

Hp Rating
Connection
Differential
Pressure Range

See Table 1

Cut Off Code
See Table 2

X = Unloader
M1 = On Off Lever
M1X = Unloader & On Off Lever
M1X* = Unloader, On Off Lever & 4 Port
Manifold
See Table 1 for Additional Details

TABLE 1

Defines Hp Pressure Differential and Pressure Range
Less 2Hp	2 Hp & Higher	Connection	Differential ( PSI )	Pressure Range ( PSI )
2	22	1/4 FNPT	20	40-100
4	24	Four Way Flange (Manifold)	20	40-100
12	32	1/4 FNPT	30	70-150
14	34	Four Way Flange (Manifold)	30	70-150
42	52	1/4 FNPT	40	100-200
44	54	Four Way Flange (Manifold)	40	100-200

Note the 9013FHG Switch Has An Adjustable Cut Out Setting, But the Differential is Fixed

TABLE 2

9013GHG Model Number Explanation Chart
9013	GH	G	3	J27
Class	Air Compressor Switches 300 PSI Max	Enclosure G= NEMA 1 B = NEMA 3R (Rainproof) W = NEMA 4 (Watertight)	See Table 3	Factory Setting See Table 4

Note the 9013GHG Switch Has Both An Adjustable Cut Out Setting and Differential Setting

TABLE 3

TABLE 4