1 INTRODUCTION
1-4
1.5 Technical Specifications
Phase Current Inputs
conversion: calibrated RMS, sample time 2ms
range:
0.05 to 12 × phase CT primary amps set-
point
full scale:
12 × phase CT primary amps setpoint
accuracy:
± 0.5% of full scale
(0.05 to 2 × phase CT primary amps set-
point)
± 1.0% of full scale
(over 2 × phase CT primary amps set-
point)
Frequency:
20–400 Hz
Ground Fault Current Input
conversion: calibrated RMS, sample time 2ms
range:
0.1 to 1.0 × G/F CT primary amps set-
point (5 Amp secondary CT)
1.0 to 10.0 amps 50:0.025A (2000:1 ratio)
full scale:
1 × G/F CT primary amps setpoint
(5 Amp secondary CT)
10 amps (2000:1 CT)
accuracy:
± 4% of G/F CT primary amps setpoint
(5 Amp secondary CT)
± 0.3 amps primary (2000:1 CT)
Frequency:
20–400 Hz
Overload Curves
curves:
8 curves fixed shape
trip time accuracy: ± 1 sec. up to 13 sec.
± 8% of trip time over 13 sec.
detection level:
± 1% of primary CT amps
Unbalance
display accuracy: ± 2 percentage points of true negative
sequence unbalance (In/Ip)
Running Hours Counter
accuracy:
± 1%
Relay Lock-out Time
accuracy:
± 1 minute with control power applied
± 20% of total lock-out time with no con-
trol power applied
Trip/Alarm Delay Times
accuracy:
± 0.5 sec. or 2% of total time, whichever
is greater with the exception of:
1. "INST."setpoints: 20–45ms
2. Ground Fault 0.5 Second delay: +/-
150 msec.
3. Ground Fault 250 msec delay: +75
msec, -150 msec.
4. Metering setpoints (Page 7): +/- 1.5sec
or 2% of total time
Differential Relay Input
relay response time: 100 msec. maximum (contact
closure to output relay activation)
RTD Inputs
sensor types:
10 OHM copper
100 OHM nickel
120 OHM nickel
100 OHM platinum
(specified with order)
display accuracy:
± 2 C
trip/alarm setpoint range: 0-200 °C
dead band:
3 C
maximum lead resistance: 25% of RTD 0 °C resistance
Analog Current Output (4-20 mA standard)
PROGRAMMABLE
OUTPUT
0-1 mA
0-20 mA
4-20 mA
MAX LOAD
2000
Ω
300
Ω
300
Ω
MAX OUTPUT
1.01 mA
20.2 mA
20.2 mA
accuracy:
± 1% of full scale reading
polarity:
terminal 58 ("-") must be at
ground potential (i.e. output is
not isolated)
Isolation:
non-isolated, active source
Update Time:
250 ms max.
Communications
Type:
RS485 2-wire, half duplex, isolated
Baud Rate:
300, 1200, 2400
Protocol:
Subset of Modbus
®
RTU
Functions:
Read/write setpoints (03/16),
Read actual values (03/04)
Relay Contacts
VOLTAGE
MAKE/CARRY
CONTINUOUS
MAKE/CARRY
0.2 sec
BREAK
30 VDC
10
30
10
RESISTIVE
125 VDC
10
30
0.5
250 VDC
10
30
0.3
30 VDC
10
30
5
INDUCTIVE
125 VDC
10
30
0.25
(L/R=7ms)
250 VDC
10
30
0.15
RESISTIVE
120 VAC
10
30
10
250 VAC
10
30
10
INDUCTIVE
120 VAC
10
30
4
PF=0.4
250 VAC
10
30
3
CONFIGURATION
FORM C NO/NC
CONTACT MATERIAL
SILVER ALLOY
MINIMUM PERMISSIBLE LOAD
5 VDC, 100 mA
12 VAC, 100 mA
Switch Inputs
Type:
dry contacts
Содержание MULTILIN 269 MOTOR MANAGEMENT RELAY Series
Страница 3: ...TABLE OF CONTENTS ii GLOSSARY ...
Страница 11: ...2 INSTALLATION 2 2 Figure 2 2a Phase CT Dimensions ...
Страница 12: ...2 INSTALLATION 2 3 Figure 2 2b Ground CT 50 0 025 3 and 5 window ...
Страница 13: ...2 INSTALLATION 2 4 Figure 2 2c Ground CT 50 0 025 8 window ...
Страница 14: ...2 INSTALLATION 2 5 Figure 2 2d Ground CT x 5 Dimensions ...
Страница 17: ...2 INSTALLATION 2 8 Figure 2 4 Relay Wiring Diagram AC Control Power ...
Страница 19: ...2 INSTALLATION 2 10 Figure 2 6 Relay Wiring Diagram Two Phase CTs ...
Страница 20: ...2 INSTALLATION 2 11 Figure 2 7 Relay Wiring Diagram DC Control Power ...
Страница 29: ...2 INSTALLATION 2 20 Figure 2 11 269 Drawout Relay Physical Dimensions ...
Страница 30: ...2 INSTALLATION 2 21 Figure 2 12 269 Drawout Relay Mounting ...
Страница 31: ...2 INSTALLATION 2 22 Figure 2 13 269 Drawout Relay Typical Wiring Diagram ...
Страница 34: ...2 INSTALLATION 2 25 Figure 2 16 MPM Mounting Dimensions ...
Страница 35: ...2 INSTALLATION 2 26 Figure 2 17 MPM to 269 Typical Wiring 4 wire Wye 3 VTs ...
Страница 36: ...2 INSTALLATION 2 27 Figure 2 18 MPM to 269 Typical Wiring 4 wire Wye 2 VTs ...
Страница 37: ...2 INSTALLATION 2 28 Figure 2 19 MPM to 269 Typical Wiring 3 wire Delta 2 VTs ...
Страница 38: ...2 INSTALLATION 2 29 Figure 2 20 MPM to 269 Typical Wiring 2 CT ...
Страница 39: ...2 INSTALLATION 2 30 Figure 2 21 MPM Wiring Open Delta ...
Страница 40: ...3 SETUP AND USE 3 1 Figure 3 1 Front Panel Controls and Indicators ...
Страница 74: ...Setpoints Pg 6 3 SETUP AND USE 3 35 13 END OF PAGE SIX END OF PAGE SIX SETPOINT VALUES SETPOINT VALUES ...
Страница 86: ...3 SETUP AND USE 3 47 Figure 3 2 Wiring Diagram for Contactors ...
Страница 87: ...3 SETUP AND USE 3 48 Figure 3 3 Wiring Diagram for Breakers ...
Страница 93: ...3 SETUP AND USE 3 54 Figure 3 5 Standard Overload Curves ...
Страница 102: ...4 RELAY TESTING 4 2 Figure 4 1 Secondary Injection Test Set AC Input to 269 Relay ...
Страница 103: ...4 RELAY TESTING 4 3 Figure 4 2 Secondary Injection Test Set DC Input to 269 Relay ...
Страница 106: ...4 RELAY TESTING 4 6 Figure 4 3 Hi Pot Testing ...
Страница 108: ...5 THEORY OF OPERATION 5 2 Figure 5 1 Hardware Block Diagram ...
Страница 110: ...5 THEORY OF OPERATION 5 4 Figure 5 2 Firmware Block Diagram ...
Страница 112: ...6 APPLICATION EXAMPLES 6 2 Figure 6 1 Thermal Limit Curves ...
Страница 126: ...APPENDIX H H 3 Figure H 1 Excitation Curves Figure H 2 Excitation Curves Method ...
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