Installation
RT-SVX19A-E4
30
Table 26 - Electrical data - YKD/YKH Supply fan motor
(4) At the nominal airflow with standard drive
(5) At the nominal airflow with oversized drive when available
Table 27 - Electrical data - WKD/WKH Supply fan motor
(4) At the nominal airflow with standard drive
(5) At the nominal airflow with oversized drive when available
Table 28 - Electrical data - Combustion Blower Motorr
YKD/H
YKD/H
YKD/H
YKD/H
155
175
200
250
Gas burner
Heating Models
G350
G350
G350
G350
Heating Input (G20)
(kW)
77
77
77
77
Heating Output
(kW)
69.3
69.3
69.3
69.3
Steady State Efficiency
(%)
90
90
90
90
No. Burners
1
1
1
1
No. Stages
2
2
2
2
Gas Connection Pipe Size
3/4" NPT
3/4" NPT
3/4" NPT
3/4" NPT
WKD/H
WKD/H
WKD/H
125
155
200
Indoor Fan
Nominal Airflow
(m
3
/h)
7140
8500
11210
Static pressure available (4)
(Pa)
200
175
200
Maximum static pressure available (5)
(Pa)
425
325
350
Type
FC Centrifugal
FC Centrifugal
FC Centrifugal
Diameter / Width
(in / in)
15" / 15"
15" / 15"
18" / 18"
Drive type
Belt
Belt
Belt
Number
#
1
1
1
Motor HP (Standard/Oversized)
(kW)
2.2 / 3.0
2.2 / 3.0
3.0 / 4.6
Motor Rated Amps (Standard/Oversized)
(A)
4.6 / 6.5
4.6 / 6.5
6.5 / 9.0
Motor Locked rotor Amps (Standard/Oversized)
(A)
36.4 / 57
36.4 / 57
57 / 71.9
Motor RPM (Standard/Oversized)
(rpm)
1450 / 2870
1450 / 2870
2870 / 2900
TKD/H
TKD/H
TKD/H
TKD/H
155
175
200
250
Indoor Fan
Nominal Airflow
(m
3
/h)
8500
9850
11210
14100
Static pressure available (4)
(Pa)
175
250
200
125
Maximum static pressure available (5)
(Pa)
325
400
375
350
Type
FC Centrifugal
FC Centrifugal
FC Centrifugal
FC Centrifugal
Diameter / Width
(in / in)
15" / 15"
15" / 15"
18" / 18"
18" / 18"
Drive type
Belt
Belt
Belt
Belt
Number
#
1
1
1
1
Motor HP (Standard/Oversized)
(kW)
2.2 / 3.0
3.0 / 4.6
3.0 / 4.6
4.6 / -
Motor Rated Amps (Standard/Oversized)
(A)
4.6 / 6.5
6.5 / 9.0
6.5 / 9.0
9 / -
Motor Locked rotor Amps (Standard/Oversized) (A)
36.4 / 57
57 / 71.9
57 / 71.9
71.9 / -
Motor RPM (Standard/Oversized)
(rpm)
1450 / 2870
2870 / 2900
2870 / 2900
2900 / -
