©Johnstone Supply eCatalog 216

REFRIGERATION & AIR CONDITIONING Motor & Compressor Controls

Three-Phase Loss/Reversal Monitors • Provides three-phase single-side protection • Universal voltage input (190 to 600VAC) • Monitors for phase reversal, phase loss, and phase unbalance % as a function of input voltage • Bright LED indicators for ON and FAULT • Highly reliable passive electronics

• Interrogates the line during fault conditions to reduce nuisance trips from transients or compressor start-ups Specifications: • Fixed control voltage: 18 to 30VAC • Output: relay, SPDT, N.O., 20A Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Fig. Order #

Mfg. #

B13-021 B18-077

A B

ICM401C ICM402C

95.00

A

B

135.00

Three-Phase Line Voltage Monitors • Designed to protect motors and other three phase loads from premature failure and damage due to common voltage faults • Front and back-side fault identification • Independent over/under voltage % adjustment • Line voltage programmable Specifications: • Line voltage: universal — 190 to 600VAC, 50/60 Hz • Type: relay, SPDT • Voltage range: 277 VAC @ 10A maximum, 50-60 Hz Fan Speed Head Pressure Controls • Operates as temperature-sensitive motor fan speed control • Helps prevent evaporator freeze-ups and liquid slugging • Integral heat pump bypass circuitry allows you to electronically bypass the speed control during heat pump operation • Single unit controls up to three refrigerant circuits • Hard start adjustable from 1 to 5 seconds • High temperature bypass applies full voltage to the condenser fan under normal conditions • Controls sleeve and ball-bearing motors Fig. Order # Mfg. # A B B12-400 G38-298 ICM450A ICM450A+

• Operating temperature range: -40°F to +149°F delay on break timer • Phase Unbalance Protection: 2-20% adjustable • Delay on break timer control voltage: 18 to 240VAC/VDC with time delay: 0 to 10 minutes adjustable fault interrogation delay • Fault interrogation time delay: 0 to 15 seconds adjustable • Terminations: 1/4” quick connects Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

B

A

Each

379.00 399.00

• B13-297 does not require a 24V input; integral transformer simplifies installation • B18-076 controls via temperature or pressure input - order B82-082 pressure transducer separately to control by pressure input Specifications: • Voltage: B11-887 & B18-076 — input, 18 to 30VAC; output, 120 to 480VAC; B13-297 — input/output, 120 or 240VAC • Power consumption: 4VA @ 24VAC • Operating temperature: -40°F to +167°F Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Max. Control Range (Adjustable)

Each

Order #

Mfg. #

Operating Range PSIG

Max. Pressure

Sensors Inputs Volts

B11-887 B13-297 B18-076 B82-082

ICM325HN — ICM326HN —

480 VAC 240 VAC 600 VAC

— —

3 3 2

120/480

289.00 315.00 335.00 229.00

120 or 208/240

ICM333 35-465 ICM380 0-500

465 500

120-600

—

—

Optional Pressure Transducer

Pressure Actuated Motor Speed Controllers • Pressure actuated electronic motor speed

• Provides soft start, reducing motor starting noise • Built-in voltage surge protection • 60" capillary with 1/4" flare nut connection • Control voltage: 24VAC Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

controller directly senses pressure and electronically varies fan motor speed • Designed to replace on/off fan cycling controls, multiple speed motors, condenser flood back systems, temperature fan speed controls and modulating louver systems

Max. Control Range (Adjustable)

Sensors Inputs

Operating Range PSIG

Throttling Range PSIG

Each

Max. Pressure

Order #

Mfg. #

B13-347 B13-458 B15-416

P66AAB-1C P66BAB-1C P66AAB-34C

190 to 250 60 190 to 250 60 320 to 410 90

140 to 350 450 140 to 350 450 300 to 500 695

1

1445.00 1899.00 1699.00

1 or 2

1

1316

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