9.2.1.7 Machine thermal overload protection (TM>; 49M)
Table. 9.2.1.7 - 214. Technical data for the machine thermal overload protection function.
Measurement inputs
Current inputs
Phase current inputs: I
L1
(A), I
L2
(B), I
L3
(C)
Current input magnitudes
TRMS phase currents (up to the 31
st
harmonic)
Pick-up (Heating)
NPS bias factor (unbalance effect)
Pick-up current setting
Thermal alarm and trip level setting range
Motor service factor
0.1…10.0, setting step 0.1
0.10…40.00 × I
N
, setting step 0.01 × I
N
0.0…150.0 %, setting step 0.1 %
0.01…5.00 × I
N
, setting step 0.01 × I
N
Cold condition:
- Long heat T const (cold)
- Short heat T const (cold)
0.0…500.0 min, setting step 0.1 min
0.0…500.0 min, setting step 0.1 min
Hot condition:
- Long heat T const (hot)
- Short heat T const (hot)
- Hot condition theta limit (Cold
→
Hot spot)
0.0…500.0 min, setting step 0.1 min
0.0…500.0 min, setting step 0.1 min
0.00…100.00 %, setting step 0.01 %
Reset (Cooling)
Reset ratio (pick-up and alarms)
99 %
Stop condition:
- Long cool T const (stop)
- Short cool T const (stop)
- Short cool T in use time
0.0…500.0 min, setting step 0.1 min
0.0…500.0 min, setting step 0.1 min
0.0…3000.0 min, setting step 0.1 min
Run condition:
- Long cool T const (stop)
0.0…500.0 min, setting step 0.1 min
Operation time
Definite time function operating time setting
0.0…3600.0 s, setting step 0.1 s
Inaccuracy:
- Pick-up and reset
±1.0 % or ±500 ms
Environmental settings
Thermal replica temperature estimates
Selectable between °C and °F
Ambient temperature effect
k min. and max. range
Ambient temperature min. and max. range
Linear or manually set curve
0.01...5.00 × I
N
, setting step 0.01 × I
N
–60…500 deg, setting step 1 deg
Thermal model biasing (ambient):
- Set ambient temperature
- RTD
–60…500 deg, setting step 1 deg
Used measured ambient value
9.2.1.8 Motor start/ locked rotor monitoring (Ist>; 48/14)
Table. 9.2.1.8 - 215. Technical data for the motor start/locked rotor monitoring function.
Measurement inputs
Current inputs
Phase current inputs: I
L1
(A), I
L2
(B), I
L3
(C)
Current input magnitudes
RMS phase currents
Pick-up
Pick-up current setting
0.10…40.00 × I
N
, setting step 0.10 × I
N
Inaccuracy:
- Current
±0.5 %I
SET
or ±15 mA (0.10…4.0 × I
SET
)
A
AQ
Q-M210
-M210
Instruction manual
Version: 2.04
342
Содержание AQ-M210
Страница 1: ...AQ M210 Motor protection IED Instruction manual ...
Страница 308: ...Figure 7 4 182 Example block scheme A AQ Q M210 M210 Instruction manual Version 2 04 307 ...
Страница 329: ...Figure 8 13 204 Panel cutout dimensions and device spacing A AQ Q M210 M210 Instruction manual Version 2 04 328 ...