© 2021 Carrier
13
TIMING
BP110UVFR-
S11M
RM7800
BP110UVFR-
S12M
RM7800
BP110UV
FR-S13M
RM7895
BP110UV
FR-S14M
RM7895
PARAMETER
Description
GAS
OIL
GAS
OIL
t1
Purge time
30s
30s
5s
5s
t3
Pre-ignition time (direct fired)
0s
0s
0s
0s
t3’
Pre-ignition time (piloted)
0s
0s
0s
0s
TSA
Ignition safety time (directed
ignition)
10s
10s
5s
10s
TSA’
Ignition safety time (PTFI)
10s
10s
5s
10s
t4
Interval between voltage on
pilot/ main fuel direct and main
fuel piloted
5s
5s
5s
5s
t4’
Interval between start of TSA
and the main fuel piloted
5s
5s
5s
5s
t5
Interval between main fuel
piloted and release to modulation
15s
15s
15s
15s
t6
Post-purge time
15s
15s
5s
5s
t7
Pilot stabilization period
0s
0s
0s
0s
t9
Interval between main fuel
piloted and removal of pilot
(MTFI)
10s
14.9s
10s
14.9s
t11
Air damper running time to the
high fire position
Optional
Optional
Optional
Optional
t12
Air damper running time to the
low fire position
Optional
Optional
Optional
Optional
t13
Permissible after burn time (post-
purge + 60 sec)
75s
75s
65s
65s
FFRT
Flame failure response time
(FFRT)
4s
4s
4s
4s
Содержание 60-2991 Series
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