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Contact Ratings
Rated Insulation Voltage (Ui)
Rated Thermal Current (lth)
Rated Voltage (Ue)
Resistive
Load (AC-12)
AC
Inductive
3-position switch
Load (AC-15)
(Terminal No.
NO1-C1/A1-B1,
Resistive
NO2-C2/A3-B3)
Load (DC-12)
DC
Inductive
Load (DC-13)
Resistive
Load (AC-12)
AC
Inductive
Monitor Switch
Load (AC-15)
(NC contact)
(Terminal No.
Resistive
31-32/A2-B2)
Load (DC-12)
DC
Inductive
Load (DC-13)
Resistive
Load (AC-12)
AC
Emergency Stop
Inductive
Switch
Load (AC-15)
XA1E-BV3U02
Resistive
(Terminal No.1-2/
Load (DC-12)
A1-B1, 1-2/A2-B2)
DC
Inductive
Load (DC-13)
Momentary
Resistive
Pushbutton
Load (AC-12)
AC
Key Selector
Inductive
Switch
Load (AC-15)
AB6M-M2PLW,
Resistive
AS6M-2KT2PA
Load (DC-12)
(Terminal No.C1/
DC
B1, NO1/B2, NC1/
Inductive
B3, C2/A1, NO2/
Load (DC-13)
A2, NC2/A3)
UP9 Pilot Light
UP9P-2498G
(Terminal No. +, –)
Note: Minimum applicable load (reference value): 3V AC/DC, 5 mA
(Applicable range is subject to the operating conditions and load.)
*Operating temperature for internal connectors:
–25°C min., 40°C max. 2.5A (12 to 19 poles), 2A (20 to 22 poles)
40°C min., 50°C max. 2.5A (8 to12 poles), 2A (13 to 22 poles)
50°C min., 60°C max. 2.5A (6, 7 poles), 2A (8 to13 poles), 1.5A (14 to 22
poles)
HE2G Grip Style Three-position Enabling Switches
250V (momentary
pushbutton and key
selector: 125V) /
30V (with pilot light)
3A (emergency stop
switch: 5A)*
30V
125V
250V
—
1A
0.5A
—
0.7A
0.5A
1A
0.2A
—
0.7A
0.1A
—
—
2.5A
1.5A
—
1.5A
0.75A
2.5A
1.1A
0.55A
2.5A
0.55A
0.27A
—
5A
3A
—
3A
1.5A
2A
0.4A
0.2A
1A
0.22A
0.1A
—
0.5A
—
—
0.3A
—
1A
0.2A
—
0.7A
0.1A
—
Rated operating
voltage: 24V DC ±10%
Rated current: 15mA
Specifications
IEC60947-5-1
EN60947-5-1 (TÜV approval)
JIS C8201-5-1
EN60947-5-8(TÜV approval)
Applicable Standards
GS-ET-22(TÜV approval)
UL508 (UL recognized)
CSA C22.2 No.14 (c-UL recognized)
GB14048.5 (CCC approval)
KS C IEC60947-5-1/S1-G-1 (KOSHA approval)
ISO12100-1, -2/EN12100-1, -2
IEC60204-1/EN60204-1
Applicable Standards
ISO11161/prEN11161
for Use
ISO10218/EN775
ANSI/RIA R15.06
ANSI B11.19
Silicon rubber boot:
Operating
–25 to 60°C (no freezing)
Temperature
NBR/PVC Polyblend rubber boot:
–10 to 60°C (no freezing)
Relative Humidity
45 to 85% (no condensation)
Storage Temperature
–40 to +80°C (no freezing)
Pollution Degree
3
Contact Resistance
50 mΩ maximum (initial value)
Between live and dead metal parts:
100 MΩ minimum (500V DC megger)
Insulation Resistance
Between terminals of different pole:
100 MΩ minimum (500V DC megger)
(Solder terminal)
Grip style enabling switch/emergency stop
switch: 2.5 kV
Momentary pushbutton/key selector switch: 1.5
kV
Impulse Withstand
Pilot light: 500V AC, 1 minute (between live and
Voltage
dead parts)
(Internal connector)
Grip style enabling switch/emergency stop
switch/momentary pushbutton/key selector
switch: 1.5 kV
Electric Shock
Class II (IEC 61140) (With pilot light: class III)
Protection Class
Operating Frequency
1,200 operations per hour
Position 1 → 2 → 1:
1,000,000 operations minimum
Mechanical Durability
Position 1 → 2 → 3 → 1:
100,000 operations minimum
100,000 operations minimum (rated load)
Electrical Durability
1,000,000 operations minimum (24V AC/DC, 100
mA)
Operating extremes:
Shock Resistance
Damage limits:
Operating extremes:
5 to 55 Hz, amplitude 0.5 mm minimum
Vibration Resistance
Damage limits:
16.7 Hz, amplitude 1.5 mm minimum
Solder terminal: 0.5 mm
Applicable Wire
Internal connector: 0.05 to 0.86 mm
30)
Solder terminal: 0.5 mm
Applicable Wire Size
Internal connector: 0.05 to 0.86 mm
30) (AWG22 between switch and connector)
Applicable Cable
Outside diameter: ø4.5 to 10 mm
Conduit Port Size
M16 (cable gland is supplied)
Terminal Tensile
20N minimum
Strength
Without switch/pilot light IP67/66
Degree of Protection
With switch/pilot light IP65
Conditional Short-
50A (250V) (Use 250V/10A fast-blow fuse for
circuit Current
short circuit protection.)
Direct Opening Force
60N minimum (monitor switch)
500N minimum (when pressing the entire button
Operator Strength
surface)
Free Fall
1.0m 1 fall (IEC 60068-2-32 compliant)
HE2G-21SH:
HE2G-21SH-P-0/-21SC:
HE2G-21SHE/-21SC-P-0:
HE2G-21SH-L-L/-21SHE-P-0/-21SCE: 155g
Weight (approx.)
HE2G-21SH-L-K/-21SCE-P-0:
HE2G-21SHE-L-L/-21SC-L-L:
HE2G-21SHE-L-K/-21SC-L-K:
HE2G-21SCE-L-L:
HE2G-21SCE-L-K:
HE2G
150 m/s
2
1,000 m/s
2
2
maximum
(AWG18 to
2
2
(AWG18 to
2
140g
145g
150g
160g
165g
170g
175g
180g
25
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