The aim of this handbook is to provide to the User information useful for the operation of
NPM800 and NPM800R-NPM800RE relays with the local MMI.
We advise you to read it carefully, in order to take note of the available functionalities and to
proceed to connection and power of the product in accordance with the provided
recommendations.
Locally, setting, commissioning and real time or event readings are accessible from keyboard
and displayed on the protection display.
To be fully exploited, the available functions must be parameterized and consulted with the
setting software PC – Protection, provided with the product.
Before any use, we recommend you to read the safety instructions of this User’s guide.
This guide is the substitute of the A0343E1E. (NPM800 USER’S GUIDE)
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 3
Indice : g
1. Safety instructions
For your safety, we recommend you to read the following information carefully. They aim to
specify the precautions essential to the good installation and the correct operation of the
relays.
1.1 Documentation
Following documentations are available for the NP800 and NP800R:
♦ Application guide of the NP800 and NP800R series
♦ User’s Guide of Setting Software
♦ User’s Guide (for each kind of relay)
♦ First Handling Guide (for each kind of relay)
♦ Diagram of each relay
♦ Dimensions and mounting diagram
♦ Matrix choice and dimensions of ring core type C.T.
♦ User’s Guide and diagram of the BA800
We advise you to read them before any handling.
1.2 Connection of the relays
The terminal blocks of the relays are studied to ensure the safety of the people during the
operation of the relays.
During installation, commissioning or maintenance, they can however present high voltages
and possibly a thermal heating. Consequently, the following precautions must be respected:
♦ Connection of the terminal blocks at installation must be carried out after having
ensured of the absence of any voltage
♦ Their access during operation must be carried out through adequate means ensuring
as well electric as thermal insulation
♦ The connection of the earth of the relays must imperatively be done with mean of a
2.5 mm² wire.
Before powering the relays, it will be necessary to check in particular:
♦ The value of the voltage rating of the auxiliary supply and its polarization
♦ The tightening of the:
- fixing rods of the current terminal blocks (NPM800)
- fixing rods of the relay case (NPM800R - NPM800RE)
♦ The good realization of connections
♦ The integrity of the connection to the earth.
1.3 On load withdrawal
With voltage or on load, it is formally misadvised to withdraw the:
- connectors and the current terminal blocks*
- relay (NPM800R - NPM800RE)
* for NPM800 relay fitted with short-circuiting devices
1.4 Removal and destruction
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 4
Indice : g
The relays should in no case be opened by the User. During their removal, they must be
completely isolated from any external polarity and condensers must be discharged by
connecting their external terminals to the earth.
Destruction of the relays will have to be carried out in accordance with legislation in force, in
particular in compliance with the environment and safety requirements.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 5
Indice : g
2. Protection and operation functions
2.1 Protection functions NPM800 and NPM800R - NPM800RE
♦ ANSI 49 Thermal overload function, with inhibition of closing on load.
♦ Short-circuit protection, with one ANSI 50 threshold
♦ Earth fault protection, with one ANSI 51N threshold
♦ Minimum load protection (pump unpriming) ANSI 37
♦ Inverse over-current protection with one ANSI 46 threshold for the detection of
unbalance, loss or inversion of phase ANSI 46
♦ Too long starts ANSI 48 and locked rotor Protection ANSI 51LR
♦ ANSI 66 number of starts authorisation Function
♦ Load-shedding and re acceleration Function by external input
♦ ANSI 50BF & 50NBF, circuit breaker failure function by checking of the
disappearance of the phase current. (Configuration available only by the setting
software)
♦ ANSI 86, latching output contacts (Configuration available only by the setting
software)
♦ ANSI 74TC, trip circuit supervision (Configuration only by the setting software)
2.2 Operation functions NPM800 and NPM800R - NPM800RE
♦ Two setting groups
♦ Assignment of digital inputs
♦ Assignment of relay outputs
♦ User programmable LEDs
♦ Monitoring of trips and reclosings
♦ Help in circuit breakers maintenance: number of operations with alarm threshold
♦ Storage of the last 250 events
♦ Storage of four 52 periods disturbance recordings, according to COMTRADE
standard
♦ 4 or 8 User configurable generic functions.
2.3 Locally available User’s functions
Locally, the following functions are available:
♦ Choice of language
♦ Setting in or out of order of the functions
♦ Customized identification of protection
♦ Setting of adjustment and primary values for the two tables
♦ Assignment of the inputs / outputs
♦ Reading of fault values
♦ Reading of each memorized value: measurements and counters
♦ Reset of counters
♦ Reading of events
♦ Configuration of disturbance recording and local trigger
♦ Configuration of Modbus® communication.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 6
Indice : g
2.4 Remotely available User’s functions
The following functionalities can be accessed through the RS232 or RS485 links:
♦ Saving of configuration
♦ Commissioning tests: LCD display, adjustment of contrast, LEDs
♦ Commissioning tests: relays, wiring
♦ Reading of real time values: measurement and counters
♦ Reading of disturbance recordings.
♦ ANSI 50BF & 50_NBF circuit breaker failure function
These functions are however available with the setting software through the RS232.
.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 7
Indice : g
3. First use
When powering the relay, the displays below can appear. The recommended action allows
starting the parameter setting of protection.
3.1 Default screen
In absence of a fault, the protection displays the phase 1 current measurement in HV value.
CURRENT I1
0.0 A
3.2 Presence of a fault or an alarm
If a fault or alarm occurs, a message indicates the type of fault.
TRIP
PHASE FAULT
This message disappears at once after acknowledgement of the fault and is replaced by the
following message.
TRIP PH FAULT S
10/12 16:38.15 R
This message remains until the acknowledgement of the fault by the User.
Note: if the mode «simplified recording of events" is not chosen, the display will be as
follows:
TRIP PH FAULT S
17/08 14:22:28 R
INST PH FAULT S
17/08 14:22:28 R
TRIP PH FAULT A
17/08 14:22:27 R
TRIP PH FAULT A
17/08 14:22:26 R
3.3 Acknowledgment of latching output relays – ANSI 86
For the Firmware s ≥ V2.20 and < V3.00, see the « Counters » menu.
For the Firmware s > V3.00, see the « Maintenance » menu.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 8
Indice : g
NPM800RE
*
*
4. General information on menus
All parameters can be accessed for reading. On the other hand, parameters are writeprotected by an access code requested on the first modification.
4.1 Setting mode (In / Out)
Press any key except CLEAR to enter in setting mode.
If no parameter has been modified, exit the mode by pressing the CLEAR key:
MAIN MENU
MESUREMENTS
CURRENT I1
0.0 A
Or
CURRENT I1
0.0 A
MAIN MENU
MAINTENANCE
* « Measurements Menu» for the V1.24 and V2.xx Firmware and, « Maintenance Menu»
from the V3.00 Firmware.
If a parameter has been modified, confirm the exit from setting mode:
MAIN MENU
PHASE EARTH FLT.
QUIT SETTINGS
MODE ?
CURRENT I1
0.0 A
Without any operation, return to default screen is carried out automatically after 5 minutes.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 9
Indice : g
NPM800RE
4.2 Modification of a parameter
Use the and keys to select a menu, then press the ENTER key to access the first
parameter.
MAIN MENU
MEASUREMENTS
Or
MAIN MENU
MAIN MENU
PHASE EARTH FLT.
SETTING
set 1
MAINTENANCE
Use the and keys to access the various parameters in the menu:
SHORT CIRCUIT
Active
SHORT CIRC.DELAY
0,50 s
SHORT CIRC.THRES
3,0 * In
Use the and keys to modify the parameter.
You must confirm your change using the ENTER key after each parameter modification.
After storing the new parameter value, next parameter is displayed:
SHORT CIRC.DELAY
SHORT CIRC.DELAY
SHORT CIRC.THRES
0.60 s
0.70 s
3,0 * In
Use the CLEAR and keys to change menu:
SHORT CIRC.DELAY
0,70 s
MAIN MENU
PHASE EARTH FLT
MAIN MENU
GENERIC FUNCTION
Leaving any sub menu with the CLEAR key will lead to the above menu.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 10
Indice : g
NPM800RE
4.3 Access code
On first modification of a parameter, the software requests the access code.
The factory-programmed code is " ICE1 ".
To enter your own personalised code, use the " CHANGE CODE " menu. The code can be
composed up to four alphanumeric characters.
The following example shows how to replace code "AA" with " 99 ":
MAIN MENU
Press on « ENTER » to confirm
CHANGE CODE
OLD PASSWORD
_
OLD PASSWORD
I
Press on until obtaining the letter « A »
Press on to displace the cursor « _ »
OLD PASSWORD
I_
OLD PASSWORD
AA
NEW PASSWORD
_
NEW PASSWORD
9
NEW PASSWORD
9_
NEW PASSWORD
99
Press on until obtaining the letter « A »
Press on « ENTER » to confirm
Press on until obtaining the letter « 9 »
Press on to displace the cursor « _ »
Press on until obtaining the letter « 9 »
Press on « ENTER » to confirm
MAIN MENU
CHANGE CODE
In case of loss of the code, contact us to obtain an emergency password for your
configuration.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 11
Indice : g
NPM800RE
4.4 Assignment of output units
Relays assigned to a function are displayed with « ».
Key allows displacing the cursor « _ » on the relay(s) to assign.
Key allows assigning or not the relays used by the functions.
Example: assignment of relay B to TRIP Io > low earth function. At the beginning, no function
was assigned to this relay.
Caution: do not forget to confirm by ENTER key.
EARTH TRIP RELAY
A_ B C D
EARTH TRIP RELAY
A B_ C D
EARTH TRIP RELAY
A B C D
EARTH TRIP RELAY
E F G
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 12
Indice : g
NPM800RE
Press on CLEAR key to leave
V1.24
5. Menu list
5.1 Access to main menus
The following menus enable setting of the available functions. Each one allows access to the
parameters of adjustment and ensures their coherence.
CURRENT I1
100.0 A
MAIN MENU
MEASUREMENTS
Press on any key other than CLEAR
to enter the parameter setting mode
Real time measures (firmware
and V2.xx)
the parameter setting mode
Cf. chapter 4 to select a
menu
Or
MAIN MENU
MAINTENANCE
MAIN MENU
PHASE EARTH FLT.
MAIN MENU
GENERIC FUNCTION
MAIN MENU
THERMAL IMAGE
MAIN MENU
STARTING FCT.
MAIN MENU
LOSS OF LOAD
Real time measures (since V3.00
firmware)
Parameters of the functions 50 and
51N
Parameters of the customized
functions
Parameters of the thermal overload
function
Parameters of the functions 51LR
and 66 (starts)
Parameters of the minimum load
function (pump unpriming) 37
MAIN MENU
UNBALANCE
MAIN MENU
LOAD SHEDDING
MAIN MENU
TELECONTROL
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
Parameters of the function 46
(unbalance)
Parameters of the load-shedding
function
Parameters of the remote control
option
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 13
Indice : g
MAIN MENU
PERTURBOGRAPHY
Information about disturbance
recording
MAIN MENU
Information about counters
COUNTERS
MAIN MENU
OPERATION
Operating parameters to be defined
at commissioning
MAIN MENU
RS485 COMMS
Configuration of the Modbus RS485
communication option
(if option available)
MAIN MENU
Change of the access code
CHANGE CODE
MAIN MENU
Information about protection
INFORMATION
MAIN MENU
Reading of the event log
EVENTS
Leaving any sub menu with the CLEAR key will lead to the above menu.
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 14
Indice : g
NPM800RE
5.2 Measurement menu (V1.24 and V2.xx firmware only)
This menu displays any real time measurement of the protection, as well as the values kept
in memory.
MAIN MENU
MEASUREMENTS
Available real time measures
CURRENT I1
0.0 A
CURRENT I3
0.0 A
CURRENT Io
0.00 A
FREQUENCY
50.00 Hz
THERMAL IMAGE
0.0 %
NEGATIVE SEQ.
0.0 %
Measure of the phase 1 primary
current
Measure of the phase 3 primary
current
Measure of the earth Io primary
current
Measure of the network frequency
Measure of the thermal state of
motor
Measure of the rate of negative
sequence of current
0.0 to 65535A
0.0 to 65535A
0.0 to 65535A
45 to 55 if Fn = 50 Hz
55 to 65 if Fn = 60 Hz
0.0 to 500 %
POSITIVE SEQ.
0.0 %
Measure of the rate of positive
sequence of current
CURRENT START
0.0 A
Maximum current measured during
last start (firmware 2.xx)
0 to 65535A
STARTS ALLOWED
4
number of authorized remaining
starts
Inactive if function MAX
NBR STARTS inactive.
START TIME
Duration of the last start
1 to 200 s
3.00 s
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 15
Indice : g
NPM800RE
AVER. CURRENT I1
100.0 A
AVER. CURRENT I3
100.0 A
Value of the average primary current
of phase 1
Value of the average primary current
of phase 3
0 to 65535A
0 to 65535A
AVER. CURRENT I0
0.0 A
SETTING
set 1
02/07/01
10:19:42
Value of the average earth-fault
primary current
Display of the active setting group
Day / Month / Year
Hour / minute / second
0 to 65535A
set 1 or set 2
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Folio : 16
Indice : g
NPM800RE
5.3 Maintenance menu (since V3.00 firmware)
This menu displays any real time measurement of the protection, as well as the values kept
in memory.
MAIN MENU
MAINTENANCE
CURRENT I1
0.0 A
Available real time measures
Measure of the phase 1 primary
current
0.0 to 65535A
CURRENT I3
0.0 A
CURRENT Io
0.00 A
FREQUENCY
50.00 Hz
THERMAL STATE
0.0 %
NEGATIVE SEQ.
0.0 %
POSITIVE SEQ.
0.0 %
Measure of the phase 3 primary
0.0 to 65535A
current
Measure of the earth Io primary
0.0 to 65535A
current
Measure of the network frequency
45 to 55 if Fn = 50 Hz
55 to 65 if Fn = 60 Hz
Measure of the thermal state of motor 0.0 to 500 %
Measure of the rate of negative
sequence of current
Measure of the rate of positive
sequence of current
LAST START CURR.
0.0 A
Maximum current measured during
last start (firmware 2.xx)
0 to 65535A
LAST START DATE
01/12 01:52:47
Date of last start
Day/Month Hour : Minute : Second
MAX START CURR.
0.0 A
Maximum current measured during all
starts
0 to 65535A
STARTS ALLOWED
4
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
number of authorized remaining starts
User’s Guide
NPM800 – NPM800R
Date : 05/2013
Edition :30/01/2014
Inactive if function MAX
NBR STARTS inactive.
Folio : 17
Indice : g
NPM800RE
fault primary
LAST START TIME
3.00 s
Duration of the last start
1 to 200 s
MAX START TIME
0.00 s
OPERATING TIME
0 h 0 mn
SERVICE TIME
4h
AVER. CURRENT I1
100.0 A
AVER. CURRENT I3
100.0 A
AVER. CURRENT I0
0.0 A
Maximum duration measured during
all starts
hour(s) and minute(s) counter since
the last start
Counter of running hours since the
commissioning
Value of the average primary current of
phase 1
Value of the average primary current of
phase 3
Value of the average earthcurrent
1 to 200 s
0 to 65535 h
0 to 59 mn
0 to 65535 h
0 to 65535A
0 to 65535A
0 to 65535A
SETTING
Display of the active setting group
set 1
E1E2E3E4E5E6E7E8
Display of the digital inputs
0 0 0 0 0 0 0 0
WD A B C D E F G
Display of the digital outputs
1 0 0 0 0 0 0 0
REL. HOLD. RESET
Confirm : ENTER
Reset of latching output relays
ANSI 86*
02/07/01
10:19:42
Day / Month / Year
Hour / minute / second
* for ≥V2.20 Firmware , see « Counters » menu
set 1 or set 2
0 if inactive or 1 if active
0 if inactive or 1 if active
This document is the sole property of
ICE. No duplication nor release to third
party is allowed without prior
authorization
User’s Guide
NPM800 – NPM800R
NPM800RE
Date : 05/2013
Edition :30/01/2014
Folio : 18
Indice : g
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