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  • PB3Series

PB3 Series

High switching capacity: up to 63 A
Large contact gap
Low heating temperature raise
Greepage distance reach 5.5 mm
Flux protection and Plastic-sealed optional
Class-F insulation grade
PTG, PTG SPD,PTG relay, PTG防雷器,普泰防雷器,普泰电气
  • Model Definition
  • Coil Ratings
  • Contact Ratings
  • Characteristics
  • Dimensions

Series Name


Terminal Shape


Contact Form


Category of Protection

Model


Coil Voltage
 (VDC)

MPQ


PB3-L PCB terminals SPST-NO (a) Plastic sealed  PB3-A/SL1-□□ 5, 6, 9, 12, 15, 18, 24, 36, 48 20 pcs/Tube
or
25 pcs/Tray
Flux proofed PB3-A/PL1-□□
SPST-NC (b) Plastic sealed  PB3-B/SL1□-□□
Flux proofed PB3-B/PL1□-□□
SPDT (c) Plastic sealed  PB3-C/SL1□-□□
Flux proofed PB3-C/PL1□-□□
PB3-H PCB terminals SPST-NO (a) Plastic sealed  PB3-A/SH1V-□□
Flux proofed PB3-A/PH1V-□□

L-type 

Rated Voltage

(V)

Rated Current

(mA±10%)

Coil Resistance

(Ω±10%)

Must Operate Voltage

(V)

Must Release voltage

(V)

Max. Voltage

(V)

Power Consumption

(mW)

DC5 180.0 27.8 75% max. of rated voltage 10% min. of rated voltage 130% of rated voltage Approx. 900 
DC6 150.0 40.0
DC9 100.0 90.0
DC12 75.0 160.0
DC15 60.0 250.0
DC18 50.0 360.0
DC24 37.5 640.0
DC36 25.0 1,440.0
DC48 18.8 2,560.0


H-type 

Rated Voltage

(V)

Rated Current

(mA±10%)

Coil Resistance

 (Ω±10%)

Must Operate Voltage

(V)

Must Release voltage

(V)

Max. Voltage

(V)

Power Consumption

 (mW)

DC5 450.0 11.1 75% max. of rated voltage 10% min. of rated voltage 130% of rated voltage Approx. 2,250 
DC6 375.0 16.0
DC9 250.0 36.0
DC12 187.5 64.0
DC15 150.0 100.0
DC18 125.0 144.0
DC24 93.8 256.0
DC36 62.5 576.0
DC48 46.9 1,024.0

Classification             Resistive Load
Model L-type  H-type 
Contact Form SPST-NO (A) SPST-NC (B) SPDT (C) SPST-NO (A)
Contact Type Single
Contact Material Ag-alloy (Cd free)
Contact Rating
277 VAC 30 A
28 VDC 30 A

277 VAC 30/25 A

28 VDC 30/25 A

NO: 250 VAC 30 A NC: 250 VAC 15 A 277 VAC 43/35 A 
277 VAC 40 A
NO: 277 VAC 20 A NC: 277 VAC 10 A 277 VAC 50/63 A 
277 VAC 63 A 
Max. Switching Voltage 277 VAC
Max. Switching Current 63 A 30 A 30 A 63 A
Max. Switching Power 17,451 VA 8,310 VA 8,310 VA 17,451 VA

Contact Resistance 100 mΩ max. (at 1 A/ 6 VDC)
Operate Time ≤15 ms
Release Time ≤10 ms
Insulation Resistance ≥1,000 MΩ (500 VDC)
Dielectric Strength Between Coil & Contacts 4,000 VAC, 1 mA, 50/60 Hz for 1 min

Between Contacts of 

The Same Polarity

2,500 VAC, 1 mA, 50/60 Hz for 1 min

Impulse withstand 

voltage

Between Coil & Contacts 6 KV (1.2/50 μs)
Vibration Resistance Destruction 10 to 55 to 10 Hz, 0.75 mm single amplitude (1.5 mm double amplitude)
Malfunction 10 to 55 to 10 Hz, 0.75 mm single amplitude (1.5 mm double amplitude)
Shock Resistance Destruction 980 m/s² (100 G)
Malfunction 98 m/s² (10 G)
Durability Mechanical 10,000,000 operations (at 18,000 operations/hr) 
Electrical
 (Res. load)
L-type: 1x105 OPS (NO: 277 VAC 30 A, at 105°C, 1 s on 9 s off)
L-type: 2x104 OPS (NO: 277 VAC 40 A, at 85°C, 1 s on 9 s off, Flux proofed)
L-type: 1x105 OPS (NO: 250 VAC 30 A, NC: 15 A, at 105°C, 5 s on 5 s off, Flux proofed)
L-type: 1x105 OPS (NO: 277 VAC 25 A, NC: 10 A, at 105°C, 5 s on 5 s off, Flux proofed)
H-type: 3x104 OPS (277/250/240 VAC 40/35 A, at 85°C, 1 s on 9 s off,Flux proofed)
H-type: 3x104 OPS (277/250/240 VAC 50/63 A, at 40°C, 1 s on 9 s off, Flux proofed)
Ambient Temperature -40°C to 85°C (with no icing or condensation)
Humidity 5~85% RH
Unit Weight L-type: Approx.25 g, H-type: Approx.36 g

L-type


H-type