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CP 112 & CP 212

Sulzer control panel CP 112 & CP 212

Compact control panel for one or two pumps confirming to ATEX. Direct connect pumps up to 5.5 kW (10A). 3-phase and single-phase versions.


  • LED indication of power, pump run and alarm
  • Switch for pump off-auto-manual control
  • 2×16 character illuminated display
  • Simple menu navigation with rotation knob
  • Multiple choice of level control: float switches, analogue (4-20 mA) sensor, built in pressure sensor for closed or open air systems
  • Fused terminal for operation of optional air compressor CA 641
  • Built in charger for optional backup battery
  • Built in alarm buzzer
  • Switching potential free alarm-relay contact
  • Input for blocking a pump (Ex-version)
  • Closing potential free alarm-relay contacts for individual pump fail indication
  • One free run contact on each contactor
  • Hard wired pump interlock input (Ex)
  • Complete with 1.5 m power cable and CEE16 plug with phase shift possibility
  • Two pump versions complete with 3 phase pump fuses
  • 9 pin RS 232 port for PC interface (AquaProg tool)

Analogue values

  • Motor current on all 3 phases
  • Cos fi (power factor)
  • Back pressure (optional sensor for pressurized systems)

Pump counters

  • Number of starts per pump
  • Running hours per pump

Features for pump protection

  • Thermal failure (Klixon or PTC)
  • Overload failure
  • Phase order
  • Phase missing
  • Leakage (DI)
  • Dry run protection (low power factor)

Approved standards

  • EMC emission standard EN 61000-6-3:2001
  • EMC immunity standard EN 61000-6-2:2003
  • LVD electrical safety EN 61010-1
  • Safety of Machinery- Electrical Equipment of Machines EN 60204-1


  • Start/stop level per pump
  • Start/stop delay per pump
  • Max number of pumps runnin
  • Alternation
  • Cyclic pump motion timer (exercise run)
  • Emergency pump run on high float with run on time
  • Amp rating (nominal motor current) for motor protection
  • Number of pump runs and extra run on time for venting the airtube
  • High back pressure
  • Display language

Technical specifications

Ambient operating temperature: -20 to +50ºC
Ambient storage temperature: -30 to +80ºC
Cabinet and mounting: DIN rail, IP65Mounting holes: see figure
Dimensions: HxWxD: 370x250x123 mm
Weight: <5kg, with battery
Humidity: 0-95% RH non-condensing
Power supply: 230/400 VAC,maximum 16A fused
Power consumption: < 16VA
Contactor, max load: ABB B7-30-10, 5.5 kW, 12A,coil 24 VAC
Fuses (only CP 212): 3x10A 3-poletype D circuit breakers
Fuse for external air pump: 500mA slow blow
Max load on alarm relays: 250VAC, 4A,100VA resistive load
Max current from 12 VDC out: 50mA
Input voltage at Digital In and Block Pump: 5-24 VDC
Resistance at Digital In and Block Pump: 5 kohm
Analogue sensor: 4-20 mA
Analogue input resistance: 110 ohm
Temperature sensor: PTC, limit: 3 kohm
Leakage sensor: Limit: 50 kohm
Maximum length of I/O cables: 30 meters
Charge for lead-acid battery: Max 80mA, 13.7 VDC