Ordering Information; Ratings And Specifications - Omron K8AB-PM Series Manual

Ordering Information

■ List of Models
Three-phase Phase-sequence Phase-loss Relay
Note: 1. Three-phase 3-wire or 4-wire and the input range are switched using a DIP switch.
2. The power supply is shared with the rated input voltage.

Ratings and Specifications

■ Ratings
Rated input K8AB-PM1
voltage
K8AB-PM2
Input load
Operating value setting range (OVER, UNDER)
Operating value
Reset value
Reset method
Operating time Overvoltage/undervoltage
setting range (T)
Reversed phase/phase loss
Startup lock time (LOCK)
Indicators
Output relays
Output relay ratings
Ambient operating temperature
Storage temperature
Ambient operating humidity
Storage humidity
Altitude
Terminal screw tightening torque
Terminal wiring method
Case color
Case material
Weight
Mounting
Dimensions
2
Three-phase Phase-sequence Phase-loss Relay
Rated input (See note 2.)
3-phase 3-wire mode
3-phase 4-wire mode
3-phase 3-wire mode
3-phase 4-wire mode
Three-phase, three-wire Mode: 200, 220, 230 and 240 VAC
Three-phase, four-wire Mode: 115, 127, 133 and 138 VAC
Three-phase, three-wire Mode: 380, 400, 415 and 480 VAC
Three-phase, four-wire Mode: 220, 230, 240 and 277 VAC
K8AB-PM1: 25 VA max.
K8AB-PM2: 45 VA max.
Overvoltage
−30% to 25% of rated input voltage
Undervoltage
−30% to 25% of rated input voltage
Note: The rated input voltage can be switched using the DIP switch.
100% operation at set value
5% of operating value (fixed)
Automatic reset
0.1 to 30 s
0.1 s max.
1 s or 5 s (Switched using DIP switch.)
Power (PWR): Green, Relay output (RY): Yellow, OVER/UNDER: Red
Two SPDT relays (NC operation)
Rated load
Resistive load
6 A at 250 VAC (cosφ = 1)
6 A at 30 VDC (L/R = 0 ms)
Inductive load
1 A at 250 VAC (cosφ = 0.4)
1 A at 30 VDC (L/R = 7 ms)
Maximum contact voltage: 250 VAC
Maximum contact current: 6 A AC
Maximum switching capacity: 1,500 VA
Minimum load: 10 mA at 5 VDC
Mechanical life: 10,000,000 operations
Electrical life: Make: 50,000 times, Break: 30,000 times
−20 to 60°C (with no condensation or icing)
−40 to 70°C (with no condensation or icing)
25% to 85% (with no condensation)
25% to 85% (with no condensation)
2,000 m max.
0.49 N·m
Recommended wire
2
Solid wire: 2.5 mm
Twisted wires: AWG16, AWG18
Note: 1. Ferrules with insulating sleeves must be used with twisted wires.
2. Two wires can be twisted together.
Recommended ferrules
Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact
Al 1-8RD (for AWG18) manufactured by Phoenix Contact
Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact
Munsell 5Y8/1
ABS resin (self-extinguishing resin) UL94-V0
Approx. 130 g
Mounted to DIN Track or via M4 screws (tightening torque: 1.2 N·m)
22.5 (W) × 90 (H) × 100 (D) mm
K8AB-PM
200, 220, 230, 240 VAC
115, 127, 133, 138 VAC
380, 400, 415, 480 VAC
220, 230, 240, 277 VAC
Cat. No. N146-E1-02
Model
K8AB-PM1
K8AB-PM2