Kuhse KEA 101 NSTR Service Manual Download Page 7

 

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Changes without further notice reserved.

 

 

T

ECHNICAL 

D

ATA

 

 

KEA Controller 

− 

Device for frontal installation, dimensions: (

,

, depth) 260 x 170 x 100 mm,  

− 

Weight approx. 2.2 kg, can be installed wherever required,  

− 

Protection class (installed) IP 44, 

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Ambient temperature: Storage -20°C ... +70°C, Operation 0°C … +55°C 

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Supply voltage convertible 9-12-15V or 14-24-35V DC, 

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3 customer defined relays, 35 V DC, 1 A. (e.g. for acoustic signallers), 

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Standards/regulations VDE 100, Part 710. 

 

Analogue Inputs and Outputs

 

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3-phase mains and generator voltage monitor. They can be set in increments of 1 Volt. If the rotary field 
is incorrect, the display shows <U.  

  U

Nom

 230/400 volts. They can be set from 50 to 300 volts. Accuracy class 1. 

− 

Mains and generator frequency monitor 50 or 60 Hz. They can be set to any value between 40 and 70 Hz. 
Accuracy class 1. 

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3-phase generator current monitor. Accuracy class 1. 

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I

Nom

 5 Amp: measuring range 0.1 – 15 Amp. It can be set in increments of 20 mA. 

− 

Battery voltage monitor. 

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Input for pick-up. 

 

Options: 

− 

Four analogue inputs, which can be fitted with interface cards for 

ο 

PT 100 / PT1000, 

ο 

Current loops, 

ο 

0 - 10 V DC, 

ο 

Thermocouple NiCr-Ni, 

ο 

Temperature and pressure: VDO sensor, 

ο 

Battery charging current*. 

− 

Two analogue outputs 0 – 20 mA or 0 – 10 V. 

 

*)Under development. 
 

Relay unit RZ 071-D: 

− 

Device for attachment on a mounting rail, dimensions: (

,

, depth) 300 x 100 x 90 mm, 

− 

Weight approx. 0.7 kg, can be installed wherever required,  

− 

Protection class IP 00,  

− 

Fitted with: 
o  Input for charging dynamo D+ with pre-excitation for AC alternators, 
o  14 ports for alarm contacts, 
o  14 general control inputs, 
o  12 relays, of which 8 can be configured, contact load:  

2 relays max. 35 V, 20 A DC, 10 relays 250 V AC, 6 A. 

 

Relay unit RZ 071-E

 

− 

Device for attachment on a mounting rail, dimensions: (

,

, depth) 210 x 100 x 50 mm,  

− 

Weight approx. 0.5 kg, can be installed wherever required, protection class IP 00, 

− 

Fitted with 15 relays, of which 14 can be configured, contact load max. 250 V AC, 6 Amps. 

 

Serial interfaces 
Optical fibre or USB interface (selected by a toggle switch) for parameterisation. 

− 

CAN bus interface to a Common Control Panel. 

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CAN bus interface to engine management (the protocol must be known and implemented) 

 

Options: 

− 

Modem (analogue, ISDN, GSM), 

− 

Bus connection to other systems, for example via Profibus. 

 

Summary of Contents for KEA 101 NSTR

Page 1: ...connection to any other metal parts The supply voltage can be set to 12 or 24 V DC with a switch on the RZ 071 D When the supply voltage of the control unit has been switched off you must wait at least 20 seconds before applying it again All coils must be fitted with reverse diodes to prevent high voltage peaks All other coils or inductive loads must also be fitted with suppressor elements The sam...

Page 2: ...it has been switched off you must wait at least 20 seconds before applying it again The negative pole of the battery must be grounded at the input terminal of the switchboard The minimum conductor cross section is 10 mm2 The supply voltage can be set to 12 or 24 V DC with a switch on the RZ 071 D The screens of the analogue input wiring must be connected to the earth screws on the KEA cover and mu...

Page 3: ...ied The chosen parameter cannot be deselected now 5 Select the figure or letter of the parameter that you want to modify with the and cursor keys Numerical parameters can be increased or decreased by increments of 1 with the and buttons Press the same buttons to negate parameters that are displayed with a letter signs alarm coding etc 6 Press OFF and ALARM OFF together to store the displayed param...

Page 4: ...at only those functions listed in the Operation manual are actually implemented The PARAWIN parameterisation program also shows only the parameters that are possible for the particular control unit Group Function Section in FUNCTION AND PARAMETERISATION 2 Encoding of alarms Alarm monitoring 3 Mains voltage monitor Voltage monitor 4 Generator voltage monitor Voltage monitor 4 Generator current moni...

Page 5: ...wo programmable modes for this input input always active or input only active along with a mains voltage failure If an active command is stated the start of genset will be initiated and the load will be transferred from mains to generator supply in the operation mode AUTO If the genset is already running in TEST or AUTO mode or was started by the signal REMOTE START WITHOUT LOAD TRANSFER the gener...

Page 6: ... fails To switch off the generator breaker again both signals terminals 18 and 25 must be cut Terminal 26 External command GENERATOR OFF If a command is applied here the generator CB is immediately switched off and remains off as long as the signal is applied Terminal 27 Not used This terminal can be used as an alarm input Terminal 28 Not used This terminal can be used as an alarm input Terminal 2...

Page 7: ...ich can be fitted with interface cards for ο PT 100 PT1000 ο Current loops ο 0 10 V DC ο Thermocouple NiCr Ni ο Temperature and pressure VDO sensor ο Battery charging current Two analogue outputs 0 20 mA or 0 10 V Under development Relay unit RZ 071 D Device for attachment on a mounting rail dimensions depth 300 x 100 x 90 mm Weight approx 0 7 kg can be installed wherever required Protection class...

Page 8: ...400 Volt N 5 230 400 Volt 3 x 400 Volt N 6 3 x 400 Volt 3 x 100 Volt N 7 3 x 400 Volt 230 400 Volt N 8 3 x 400 Volt 3 x 400 Volt N 9 Special voltage or frequency N 0 CT 1 A N 2 CT 5 A N 3 Special voltage or current measurement N 0 Example Control unit for emergency power plants mains and generator voltage 230 400 V current transformer of generator 5 A The order number is 2A101N53 Changes without f...

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