Honeywell R841C-E User Manual

Honeywell

THE R841 ELECTRIC HEATING RELAY IS
USED WITH A 2-WIRE, 24V THERMOSTAT
TO PROVIDE CONTROL OF ELECTRIC
HEATING EQUIPMENT. IT IS A DIRECT­FOLLOWING RELAY WHICH OPERATES
WITH EACH CYCLE OF THE THERMO­STAT (4 TO 6 CYCLES PER HOUR).

❑

R841C,D

load.

❑ R841E is used either with one thermostat

to control two loads simultaneously, or with

two thermostats to control two independent

loads.

❑

R841C

transformer; R841 D model must be powered
from a remote 24V transformer.

models are used to control one

and E models include an integral

❑

R841C

and D models have a 1/2 inch male

conduit bushing.

❑ The

R841C ,D

and E models are for instal-

lation on a wireway or J-box.

❑ R841 E has a 1/2 inch male conduit bushing

and includes an enclosure with a low voltage
wiring compartment.

❑ Special R841E with 10 second minimum

timing between stages is available.

❑ Each relay switches up to a 5,000 watt load.

❑ Spst MICRO SWITCH snap switches are

actuated by ambient-compensated

bimetal

strips.

❑ Leadwires are provided for both line voltage

and low voltage connections.

❑ Small size and silent operation allow instal-

lation in living area, utility room, or basement,

❑

May be mounted in any convenient position.

R.E.

REV. 10-79 (.11)

THE SPECIFICATIONS GIVEN IN THIS PUBLICATION DO NOT INCLUDE NORMAL MANUFACTURING TOLERANCES.
THEREFORE, THIS UNIT MAY NOT MATCH THE LISTED SPECIFICATIONS EXACTLY .ALSO, THIS PRODUCT IS TESTED
AND CALIBRATED UNDER CLOSELY CONTROLLED CONDITIONS, AND SOME MINOR DIFFERENCES IN PERFOR­MANCE CAN BE EXPECTED IF THOSE CONDITIONS ARE CHANGED.

IMPORTANT

TRADELINE MODELS

TRADELINE models are selected and packaged to provide ease of stocking, ease of handling, and maximum

replacement value. TRADELINE model specifications are the same as those of standard models except as noted
below.

TRADELINE MODELS A VA ILABLE:

R841C, D, and E Electric Heating Relays.

VOLTAGE AND FREQUENCY:

R841C–240 Vat, 60 Hz.

R841D–24

R841E–120, 208, 240, 277 Vat; 50/60 Hz.

ADDITIONAL FEATURES: TRADELINE pack with

cross reference label and special instruction sheet.

Vat, 60 Hz.

STANDARD MODELS

MODELS: R841 Electric Heating Relay.

R841 C Electric Heating Relay –with integral trans-

former, with conduit bushing; includes one spst
snap switch.

R841 D Electric Heating Relay –without transformer,

with conduit bushing; includes one spst snap switch.

R841 E Electric Heating Relay–with integral trans-

former, with conduit bushing; includes two spst
switches.

VOLTAGE AND FREQUENCY:

R841C (with transformer)– 120, 208, or 277 Vac at

60 Hz; 240 Vac at 50/60 Hz.
R841 D (without transformer)–24 Vat, 60 Hz.

R841E

(with transformer)–1 20, 208, 240, or 277

Vac at 50/60 Hz,

bimetal

SWITCH: MICRO SWITCH snap switch,

oper­ated. Makes contact about 75 seconds (cold) after
thermostat calls for heat. (Top stitch on R841 E
with optional specification makes at about 55 seconds,
bottom switch at about 75 seconds. ) Breaks contact
about 65 seconds (hot) after thermostat shuts off,

ELECTRICAL RATINGS (A per switch, 60 Hz current):

Noninductive Rating: 22 A at 120, 208 and 24(I Vac;

19 A at 277 Vat.

THERMOSTAT HEAT ANTICIPATOR CURRENT:

R841C,D–O.2 A.

R841 E –0.4 A (one thermostat controlling both loads);

0.2 A (one thermostat controlling each load).

AMBIENT TEMPERATURE RANGE: Minus 20 F to

plus 150 F [minus 29 C to 66 C].

UNDERWRITERS LABORATORIES INC. LISTED

(R841C,D

and E): File No. E4436, Guide XAPX.

CANADIAN STANDARDS ASSOCIATION CERTI-

FIED:

R841C,D–File No. LR1620 and LR1322.

R841E–File No.

LR1620.

(continued on page 3)

WHEN PURCHASING REPLACEMENT AND MODERNIZATION PRODUCTS FROM YOUR TRADELINE
WHOLESALER OR YOUR DISTRIBUTOR, REFER TO THE TRADELINE CATALOG OR PRICE SHEETS FOR
COMPLETE ORDERING NUMBER, OR

1. Order number; specify TRADE LINE, 2. Voltage and frequency.
if desired.

IF YOU HAVE ADDITIONAL QUESTIONS, NEED FURTHER INFORMATION, OR WOULD LIKE TO COMMENT ON OUR
PRODUCTS OR SERVICES, PLEASE WRITE OR PHONE:

I. YOUR LOCAL HONEywELL Residential DIVISION SALES OFFiCE

2. RESIDENTIAL DIVISION CUSTOMER SERVICE
HONEYWELL INC., 1885 DOUGLAS DRIVE NORTH

NNEAPOLIS,

Ml
(IN CANADA–HONEYWELL

INTERNATIONAL SALES AND SERVICE OFFICES IN ALL PRINCIPAL CITIES OF THE WORLD.

MINNESOTA 55422 [phone]

CONTROLS LIMITED, 740 ELLESMERE ROAD, SCARBOROUGH, ONTARIO MIP 2V9)

SPECIFY–

3. Optional specification, if desired.

(CHECK

WHITE

PAGES

OF

PHONE

DIREcToRY).

2

LEADWIRE LENGTH (NOMINAL):

R841C,D–

Line voltage–18 in. [457.2 mm].
Low voltage–7-l/2 in. [ 190.5 mm].

R841E–

Line voltage–8 in. [203.2 mm].

Low voltage–4 in. [ 101.6 mm].
CASE FINISH: Zinc bichromate.
CONDUIT BUSHING:

R841C,D,E

have a 1/2 in. [12.7

mm] male conduit bushing; R841 E also has three

7/8 in. [22. 2 mm] knockouts in back and sides of
case for 1/2 in. [ 12.7 mm] conduit.

DIMENSIONS: See Figs. 1 and 2.

OPTIONAL SPECIFICATIONS:

1.

R841C

with special leadwires (277 Vat, 60 Hz

only ).

2. R84 lE with 10 second minimum timing between
stages on both make and break operation. Meets
NE-MA requirement.

EEI-

T

2;

[60,4]

!__?

,3r-+~@

~

II 0.41

—3;

A

-7

, ,

15

-Z”

“

[12.01 [19.1]

1, ~

3

i

[98.6]

1 1A

3;

2s2

[65.8]

FIG. 1-DIMENSIONS OF

29

[74’01—

112[12.71.14NPSL

*;

0+

7A

1;[37

.4]

r

~’

[6.4]

15.21

&l

R841C,D

[3821 ]

;

[16.0]

I_&

I MOUNTING HOLE AND TWO MOUNTING SLOTS FOR NO. 8 SCREW.

~ ~4/&:C:::#fl,6USHlNG

~

TRANSFORMER NOT APPLICABLE TO R841D. ,**T

IN in. [mm IN BRACKETS].

A–

(t

-y

“+’

FOR

l,,

INCH KNOCKOUT ON BOTH F(84,C

F

4:2)

-=J

[101.8 I

4;

[

122.7]

@

-(4

3;

[79.41

3;

[96.4]

b

~

3: [100.0]

FIG. 2–DIMENSIONS OF R841E IN in. [mm IN BRACKETS].

;

[9.5]

718 [22.21 DIAMETER
KNOC

“ ‘

KOUT (3)

<

J1~

+

:[20.61

7

—-

[2:.2}

2; —

[63.5]

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60-2004– 1