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SOLID CORE AND SPLIT CORE ADJUSTABLE CURRENT “STATUS” SWITCHES

3

62-0242—01

Fig. 6. Opening with a screwdriver

Wiring

Honeywell recommends the use of a 2 conductor 16 to 
22 AWG (1.3 to 0.3 mm

2

) shielded cable or twisted wire, 

copper wire only, for all current switch output applications. 
A maximum wire length of less than 98.4 feet (30 meters) 
should be used between the current switches and the 
Building Management System or controller.

NOTE: When using a shielded cable, be sure to connect 

only (1) end of the shield to ground at the con-
troller. Connecting both ends of the shield to the 
ground may cause a ground loop.

When removing the shield from the sensor end, make 
sure to properly trim the shield so as to prevent any 
chance of shorting. The current switch output terminals 
represent a solid-state switch for controlling AC and DC 
loads and is not polarity sensitive. The recommended 
torque to be used on the terminal block connections is 
5.93 in-lbs. (0.67 Nm). The aperture (hole) size of the 
current switch is 3/4 in. (19 mm) and will accept a 
maximum cable diameter of 350 MCM (17.3 mm). See 
Fig. 7 for use as a digital input to a building management 
system and Fig. 8 for use as a pilot relay application.

OPERATING SPECIFICATIONS

Max Sensing Current Voltage: 

600 Vac

Table 1. Specifications by Product Number.

Fig. 7. Digital circuit

Fig. 8. Analog circuit

M25299

C

US

R

U

L

Product Number

Core 
Type

Normal 

Position

Adjustable 

Trip Point

Output Switch 

Rating

Max. Current 

Cont.

Max. Current 

for 6 secs.

Max. Current 

for 1 sec.

CSS-O-A300-001

Solid

N.O.

1.0-250 Amps

0.30 Amps @ 
200 Vac/Vdc

250 Amps

500 Amps

1,000 Amps

CSS-O-A200-001

Solid

N.O.

0.50-250 Amps 0.30 Amps @ 

200 Vac/Vdc

250 Amps

500 Amps

1,000 Amps

CSS-C-A300-001

Solid

N.C.

1.0-250 Amps

0.15 Amps @ 
300 Vac/Vdc

250 Amps

500 Amps

1,000 Amps

CSP-O-A300-001

Split

N.O.

3.0-200 Amps

0.30 Amps @ 
200 Vac/Vdc

200 Amps

400 Amps

800 Amps

CSP-O-A200-001

Split

N.O.

2.0-200 Amps

0.30 Amps @ 
200 Vac/Vdc

200 Amps

400 Amps

800 Amps

CSP-C-A300-001

Split

N.C.

3.0-250 Amps

0.15 Amps @ 
300 Vac/Vdc

250 Amps

500 Amps

1,000 Amps

CSP-C-A200-001

Split

N.C.

2.5-250 Amps

0.15 Amps @ 
300 Vac/Vdc

250 Amps

500 Amps

1,000 Amps

DIGITAL INPUT #1

BUILDING MANAGEMENT

SYSTEM

M25302

RELAY 

CONDITIONER

24 VAC COIL

120 VAC

LINE

DI

(STATUS)

M23933

DDC CONTROLLER

DO

(RELAY COIL OR 

CONTACTOR)

24 VAC COIL

TRANSFORMER

Summary of Contents for CSP-C

Page 1: ...urrent is above the adjustable trip point The green LED will indicate whether the current is below the adjustable trip point IMPORTANT The current switch should be used on insulated conductors only The current switch may be mounted in any position using the 2 8 x 3 4 in 19 mm Tek screws and the mounting holes in the base or snapped directly on to the 1 3 8 in 35 mm DIN rail See Figures 1 and 2 Lea...

Page 2: ...ch as shown in Fig 5 Lifting up the latch with a flat tip screwdriver as shown in Fig 6 can also open the unit Press down firmly on the cover to close the current switch An audible click will be heard as the tab slides over the tongue on the base CAUTION Mating surfaces of the magnetic core are exposed when the sensor is open Silicone grease present on the cores to prevent rust can capture grit an...

Page 3: ...ameter of 350 MCM 17 3 mm See Fig 7 for use as a digital input to a building management system and Fig 8 for use as a pilot relay application OPERATING SPECIFICATIONS Max Sensing Current Voltage 600 Vac Table 1 Specifications by Product Number Fig 7 Digital circuit Fig 8 Analog circuit M25299 C US R U L Product Number Core Type Normal Position Adjustable Trip Point OutputSwitch Rating Max Current ...

Page 4: ...is 10 of the trip point typically TROUBLESHOOTING Table 2 Resistance Readings For Good Unit Problem Solution Red LED is on but the current switch didn t activate Disconnect the wires from the current switch output Measure the resistance across the contacts with an Ohmmeter See Table 2 below for resistance readings for a good unit Red LED didn t turn on and the current switch didn t activate Verify...

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