General Purpose
High Power PCB Relays
Potter & Brumfield
T92 Series Two-pole 30A PCB or Panel Mount Relay
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40A, 2 form A (NO) and 2 form C (CO) switching capability
Designed to control compressor loads to 3.5 tons, 110LRA / 25.3FLA
Meets requirements of UL 508 and UL 873 spacings - 8mm through
air, 9.5mm over surface
Meets requirements of VDE 8mm spacing, 4kV dielectric coil-to-
contact
Meets requirements of UL Class F construction
UL approved for 600VAC switching (1.5HP)
New screw terminal version (consult factory for availability,
ratings)
Typical applications
HVAC, residential / commercial appliances, industrial controls.
T1
T2
Approvals
UL E58304 (Recognized and Listed); CSA LR48471; VDE 40019600
Technical data of approved types on request.
Contact Data
Contact arrangement 2 form A (NO), 2 form C (CO)
Rated voltage 277VAC
Max. switching voltage 600VAC
Rated current 30A NO; 3A NC
Limiting continuous current 40A NO; 3A NC
Limiting making current 40A NO; 3A NC
Limiting breaking current 40A NO; 3A NC
Contact material AgSnOInO, AgCdO
Min. recommended contact load 500ma (NO)/ 100ma (NC), 12VAC
Frequency of operation, with load 360hr
Operate/release time max., including bounce 25/25ms
Contact ratings 1)
Type          Load                                        Cycles
UL508
AgCdO
NO 40A, 277VAC, resistive 6x10 3
NO 30A, 120/277VAC, resistive 100x10 3
NO 10A, 600VAC, general purpose 100x10 3
NO 1HP, 120VAC 100x10 3
NO 3HP, 240VAC 1x10 3
NO 1.5HP, 480 or 600VAC 100x10 3
NO 110LRA/25.3FLA, 240VAC (DC coil only) 100x10 3
NO 60LRA/14FLA, 240VAC (AC coil only) 100x10 3
NO 3A, 240VAC, pilot duty 100x10 3
NO 20A, 28VDC, resistive 100x10 3
NO TV10, 120VAC 100x10 3
NC 3A, 277VAC 100x10 3
NC 2A, 480VAC 100x10 3
NC 1A, 600VAC 100x10 3
AgSnOInO
NO 30A, 120/277VAC, resistive (DC coil only) 200x10 3
NO 30A, 120/277VAC, resistive (AC coil only) 100x10 3
NO 20A, 480VAC, resistive 100x10 3
NO 1.5HP, 120VAC, 2 pole making/breaking (Fig.1) 100x10 3
NO 3HP, 240VAC, 3 phase (DC coil only) 100x10 3
NO 3HP, 480VAC, 3 phase (DC coil only) 100x10 3
NO          2HP, 600VAC, 3 phase (DC coil only)           100x10 3
VDE
AgCdO, flange mount relays
NO 20A, 400VAC 100x10 3
NC 3A, 400VAC 30x10 3
CO 20A NO / 3A NC, 400VAC 30x10 3
AgCdO, PC mount relays
NO 30A, 400VAC 100x10 3
NC 3A, 400VAC 30x10 3
CO 30A NO / 3A NC, 400VAC 30x10 3
Contact ratings 1) (continued)
ARI 780-86 Endurance Test (section 6.6):
HVAC Definite Purpose Contactor Standard
Normally Open Contacts
Single Phase/Two Pole (Both poles together switching a single load)
110 LRA, 25.3 FLA, 200K operations (DC Coil)
L1 L2
Figure 1
T1 T2
Single Phase Per Pole (Single load per pole)
110 LRA, 18 FLA, 200K operations (DC Coil).
60 LRA, 14 FLA, 200K operations (AC Coil).
L1 L2
Figure 2
1) Contact ratings at 25°C (unless otherwise noted) with relay properly vented.
FLA, LRA ratings are compatible with 3.5 ton compressor applications.
Mechanical endurance                                  10x10 6 ops.
Coil Data
Coil voltage range 5 to 110VDC; 12 to 240VAC
Max. coil power 1.7W; 4.0VA
Max. coil temperature 155°C
Coil insulation system according UL Class F
Coil versions, DC coil
Coil Rated Operate Release Coil Rated coil
code voltage voltage voltage resistance power
VDC VDC VDC ?±10% W
6 6 4.5 0.6 22 1.7
9 9 6.75 0.9 48 1.7
12 12 9 1.2 86 1.7
18 18 13.5 1.8 197 1.7
24 24 18 2.4 350 1.7
48 48 36 4.8 1390 1.7
110 110 82.5 11 7255 1.7
Coil versions, AC coil
Coil Rated Frequency Operate Release Coil Rated coil
code voltage voltage voltage resistance power
VAC Hz VAC, 60Hz VAC, 60Hz ?±10% VA
12 12 60 9.6 1.2 9.1 4
24 24 60 19.2 2.4 36.6 4
120 110/120 50/60 96 12 950 4
240 220/240 50/60 192 24 3800 4
277 250/277 50/60 222 28 5485 4
All figures are given for coil without preenergization, at ambient temperature +23°C.
11-2012, Rev. 1112
www.te.com
? 2012 Tyco Electronics Corporation,
a TE Connectivity Ltd. company.
Catalog and product specification according
to IEC 61810-1 and to be used only together
with the ‘Definitions’ section.
Catalog and product data is subject to the
terms of the disclaimer and all chapters of
the ‘Definitions’ section, available at
http://relays.te.com/definitions
Catalog product data, ‘Definitions’ section,
application notes and all specifications are
subject to change.
1
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