Monitoring; Power Supply - GE 469 Instruction Manual

469
Motor Management Relay

Monitoring

Power Supply

2–8
TACHOMETER
Configuration: assign to digital inputs 1 to 4
Range: 100 to 7200 RPM
Pulse duty cycle: >10%
Elements: Trip and Alarm
DEMAND
Metering: maximum phase current
three-phase real power
three-phase apparent power
three-phase reactive power
Measurement type: rolling demand
Demand interval: 5 to 90 min. in steps of 1
Update rate: 1 minute
Elements: Alarm
METERED REACTIVE ENERGY
CONSUMPTION
Description: Continuous total reactive
energy consumption
Range: 0 to 999999.999 Mvar·hours
Timing accuracy: ±0.5%
Update rate: 5 seconds
METERED REACTIVE ENERGY
GENERATION
Description: Continuous total reactive
energy generation
Range: 0 to 2000000.000 Mvar·hours
Timing accuracy: ±0.5%
Update Rate: 5 seconds
METERED REAL ENERGY
CONSUMPTION
Description: Continuous total real energy
consumption
Range: 0 to 999999.999 MW·hours.
Timing accuracy: ±0.5%
Update rate: 5 seconds
OVERTORQUE
Pickup level: 0.1 to 999999.9 Nm/ft·lb in
steps of 0.1; torque unit is
selectable under torque setup
Time delay: 0.2 to 30.0 s in steps of 0.1
Pickup accuracy: ±2.0%
Time accuracy:±100 ms or 0.5% of total
time
Elements: Alarm (induction motors only)
CONTROL POWER
Options: LO / HI (must be specified with
order)
LO range: 20 to 60 V DC
20 to 48 V AC at 48 to 62 Hz
HI range: 90 to 300 V DC
70 to 265 V AC at 48 to 62 Hz
Power: 45 VA (max), 25 VA typical
Total loss of voltage ride through time
(0% control power): 16.7 ms
http://www.GEindustrial.com/multilin
Specifications
VIBRATION SWITCH
Configuration: assign to digital inputs 1 to 4
Time delay: 0.1 to 100.0 s in steps of 0.1
Timing accuracy: ±250 ms or ±0.5% of total
time
Elements: Trip and Alarm
POWER FACTOR
Range: 0.01 lead or lag to 1.00
Pickup level: 0.99 to 0.05 in steps of 0.01,
lead and lag
Time delay: 0.2 to 30.0 s in steps of 0.1
Block from start: 0 to 5000 s in steps of 1
Pickup accuracy: ±0.02
Timing accuracy: ±100 ms or ±0.5% of total
time
Elements: Trip and Alarm
THREE-PHASE APPARENT POWER
Range: 0 to 65535 kVA
Accuracy:
3
I < 2 × CT: ±1% of × 2 × CT × VT ×
avg
VT
full scale
3
I > 2 × CT: ±1.5% of
avg
× VT
full scale
Elements: Trip and Alarm
THREE-PHASE REACTIVE POWER
Range: 0 to ±99999 kvar
Pickup level: ±1 to 25000 kvar in steps of 1
Time delay: 0.2 to 30.0 s in steps of 0.1
Block from start:0 to 5000 s in steps of 1
Pickup accuracy:
3
at I < 2 × CT: ±1% of
avg
VT
full scale
at I > 2 × CT: ±1.5% of
avg
VT × VT
full scale
Timing accuracy: ±100ms or ± 0.5% of total
time
Elements: Trip and Alarm
THREE-PHASE REAL POWER
Range: 0 to ±99999 kW
Pickup: 1 to 25000 kW in steps of 1
Time delay: 1 to 30 s in steps of 1
Block from start: 0 to 15000 s in steps of 1
Pickup Accuracy:
3
at I < 2 × CT:±1% of × 2 × CT × VT ×
avg
VT
full scale
3
at I > 2 × CT±1.5% of
avg
× VT
full scale
Timing accuracy: ±0.5 s or ±0.5% of total
time
FUSE (HI and LO VOLT)
Current rating: 2.50 A
Type: 5 × 20 mm slow-blow Littel-
fuse, high breaking capacity
Model no.: 21502.5
An external fuse must be used if
the supply voltage exceeds 250 V.
NOTE
GE Multilin
× 20 × CT × VT
× 2 × CT × VT ×
3
× 20 × CT ×
× 20 × CT × VT