Manual 2100-654CPage 34 of 34TABLE 14Vent and Control Options PTCR Start Kit can be used with all -A single phase models. Increases starting torque 2-3x. Not usedfor -B or -C three phase models. Do not use if SK111 is used. Start capacitor and potential relay start kit can be used with all -A single phase models. Increasesstarting torque 9x. Not used for -B or -C three phase models. Do not use if CMC-15 is used.W18, W24W30, W36W42, W48, W60Part Number DescriptionCMH-27 Low Ambient Control – Heat Pump (LAC) X XCMH-28 Outdoor Thermostat – Heat Pump (ODT) X XCMH-29 LAC and ODT – Heat Pump X XCMH-30 LAC and Start Kit (1-PH only) X XCMH-31 LAC, ODT and Start Kit (1-PH only) X XCMH-22 Low Ambient Control – Heat Pump XCMH-23 Outdoor Thermostat – Heat Pump (ODT) XCMH-24 LAC and ODT – Heat Pump XCMH-25 LAC and Start Kit (1-PH only) XCMH-26 LAC, ODT and Start Kit (1-PH only) XCMC-15 Start Relay (PTCR based) X X XSK-111 Start Kit (Hard Start) X X XBFAD-2 Barometric Fresh Air Damper – Standard XBOP-2 Blank-Off Plate XWMFADP2 Motorized Fresh Air Damper XWCRVPS2 Commercial Ventilator – Spring Return XWECOPE2WECOPT2Economizer – Bldg. Equipment, EnthalpyEconomizer – Bldg. Equipment, DB Temp.XXWERVPA2 Energy Recovery Ventilator – 230 Volt XWERVPC2 Energy Recovery Ventilator – 460 Volt XBFAD-3 Barometric Fresh Air Damper – Standard XBOP-3 Blank-Off Plate XWMFADP3 Motorized Fresh Air Damper XWCRVPS3 Commercial Ventilator – Spring Return XWECOPE3WECOPT3Economizer – Bldg. Equipment, EnthalpyEconomizer – Bldg. Equipment, DB Temp.XXWERVPA3 Energy Recovery Ventilator – 230 Volt XWERVPC3 Energy Recovery Ventilator – 460 Volt XBFAD-5 Barometric Fresh Air Damper – Standard XBOP-5 Blank-Off Plate XWMFADP5 Motorized Fresh Air Damper XWCRVPS5 Commercial Ventilator – Spring Return XWECOPE5WECOPT5Economizer – Bldg. Equipment, EnthalpyEconomizer – Bldg. Equipment, DB Temp.XXWERVPA5 Energy Recovery Ventilator – 230 Volt XWERVPC5 Energy Recovery Ventilator – 460 Volt X