Data Sheet for Product

SED2 VFD NEMA Type 3R & 3RHE Bypass Submittal Sheet
Document No. 154-062
May 9, 2011
Table 7. NEMA Type 3R/3RHE Bypass Output Current Ratings (Amps)—Per NEC Motor Tables.
HP 1 1.5 2 3 5 7.5 10 15 20 25 30 40 50 60 75 100 125
*208V
3.9 5.5 7.4 10.4 16.7 22 28 42 54 68 80 104 130 154 – – –
*240V
3.9 5.5 6.8 9.6 15.2 22 28 42 54 68 80 104 130 154 – – –
480V
2.1 3.0 3.4 4.8 7.6 11 14 21 27 34 40 52 65 77 96 124 156
*575V
1.4 2.1 2.7 3.9 6.1 9 11 17 22 27 32 41 52 62 77 99 125
*Not available in 3RHE models.
NOTE: Drives are current rated devices. Verify that the listed ratings are ≥ the motor full load current rating.
Typical Specifications
SED2 Bypasses shall send the motor to bypass mode based on an easily accessible door-mounted selector or based on the
drive’s programmable relay. A bypass pilot light shall provide indication of the bypass mode. The bypass mode shall provide
overload protection. Contactors shall be electrically and mechanically interlocked. An essential services mode shall send the
motor to bypass regardless of the selected mode.
Wiring Diagrams
xoo
5
OL1
OFF
5
[X1]
DRIVE
[X2]
[H1] [H4]
xoo
BYPASS
X2
1L2
116116
1L1
FU2
[H3] [H2]
FU3
[XF]
ESR
ESSENTIAL SERVICE
RELAY
3
JUMPER
CUSTOMER
SUPPLIED
SAFETIES
ESSENTIAL
SERVICE
ENABLED
41
2
4
3
13
14
15 16
RUN
CUSTOMER
REMOTE
START
12
RR
6
RELAY
5
oox
xoo
9
5
6
RR
7
8
(96) (95)
8101112
10 12
M1
BYPASS
CONTACTOR
M2
13
A
LIGHT
BYPASS
(8)
ESR
(12)
ESR M1
CONTACTOR
VFD OUTPUT
17
M2
1615
VFD INPUT
CONTACTOR
18
M3
OFFON
xo
DRIVE TEST
INSTALL JUMPER
FOR REMOTE BYPASS
OPERATION
57
DR1
DRIVE
RELAY #1
21
VFD1 (CONTROL TERMINALS)
22
TRANSFORMER PRIMARY
CONTACTS:
230/460/575v PRIMARY VOLTAGE.
ACTUAL CONNECTIONS
VARY WITH VOLTAGE.
SECONDARY VOLTAGE 115 VAC
DR#2
FAN
HEAT
DR#2
ESSENTIAL
SERVICE
ACTIVE
(14) (13)
(14) (13)
57
DR2
DRIVE
RELAY#2
(MUST ALWAYS
BE PROGRAMMED
TO RUN)
24
VFD1 (CONTROL TERMINALS)
25
(14) (13)
(14) (13)
10
INSTALL JUMPER
FOR LOCAL BYPASS
OPERATION
(SHIPPED WITHOUT
JUMPER)
(SHIPPED WITH
JUMPER)
(12) (8)
(A1) (A2)
(A1) (A2)
(A1) (A2)
14
(10) (2)
11
12
INSTALL JUMPER
FOR NORMAL
OPERATION
(SHIPPED WITH
JUMPER)
X
TERMINAL NUMBER X ON CBT-1.
SUPPLIED ON UNITS
THAT DO NOT HAVE
BYPASS.
SUPPLIED ON UNITS
THAT DO NOT HAVE
BYPASS.
VFD0181R3
Figure 3
. NEMA Type 3R/3RHE Bypass 120 Vac Control Circuit.
Siemens Industry, Inc. Page 5 of 9